Search a number
-
+
12112021202010 = 2351813307674501
BaseRepresentation
bin1011000001000000110010…
…1110001010010001011010
31120212220020120201210002020
42300100030232022101122
53041420404411431020
641432104041115310
72360031114351132
oct260201456122132
946786216653066
1012112021202010
11394a7522329a4
121437483488b36
1369b20a8783c2
142dc3213b9ac2
151600dc6b7c40
hexb040cb8a45a

12112021202010 has 64 divisors (see below), whose sum is σ = 29238334280064. Its totient is φ = 3211051680000.

The previous prime is 12112021201967. The next prime is 12112021202059. The reversal of 12112021202010 is 1020212021121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17619760 + ... + 18294260.

It is an arithmetic number, because the mean of its divisors is an integer number (456848973126).

Almost surely, 212112021202010 is an apocalyptic number.

12112021202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112021202010 is an abundant number, since it is smaller than the sum of its proper divisors (17126313078054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112021202010 is a wasteful number, since it uses less digits than its factorization.

12112021202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677999.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12112021202010 its reverse (1020212021121), we get a palindrome (13132233223131).

The spelling of 12112021202010 in words is "twelve trillion, one hundred twelve billion, twenty-one million, two hundred two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 181 362 543 905 1086 1810 2715 3307 5430 6614 9921 16535 19842 33070 49605 99210 598567 674501 1197134 1349002 1795701 2023503 2992835 3372505 3591402 4047006 5985670 6745010 8978505 10117515 17957010 20235030 122084681 244169362 366254043 610423405 732508086 1220846810 1831270215 2230574807 3662540430 4461149614 6691724421 11152874035 13383448842 22305748070 33458622105 66917244210 403734040067 807468080134 1211202120201 2018670200335 2422404240402 4037340400670 6056010601005 12112021202010