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12102031120110 = 235403401037337
BaseRepresentation
bin1011000000011011100101…
…0001000001011011101110
31120211221110100122001000220
42300012321101001123232
53041234424431320420
641423332451032210
72356225420145001
oct260067121013356
946757410561026
1012102031120110
113946496082568
12143555589b666
1369a2a7c51439
142dba546b9538
1515ec05618840
hexb01b94416ee

12102031120110 has 16 divisors (see below), whose sum is σ = 29044874688336. Its totient is φ = 3227208298688.

The previous prime is 12102031120079. The next prime is 12102031120183. The reversal of 12102031120110 is 1102113020121.

It is a super-2 number, since 2×121020311201102 (a number of 27 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12102031120110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201700518639 + ... + 201700518698.

It is an arithmetic number, because the mean of its divisors is an integer number (1815304668021).

Almost surely, 212102031120110 is an apocalyptic number.

12102031120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102031120110 is an abundant number, since it is smaller than the sum of its proper divisors (16942843568226).

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

12102031120110 is a wasteful number, since it uses less digits than its factorization.

12102031120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403401037347.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12102031120110 its reverse (1102113020121), we get a palindrome (13204144140231).

The spelling of 12102031120110 in words is "twelve trillion, one hundred two billion, thirty-one million, one hundred twenty thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 403401037337 806802074674 1210203112011 2017005186685 2420406224022 4034010373370 6051015560055 12102031120110