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20010030111102 = 233335005018517
BaseRepresentation
bin1001000110010111100101…
…01111001001100101111110
32121211221101101212221110010
410203023302233021211332
510110321020202023402
6110320251514124050
74133451125404203
oct443136257114576
977757341787403
1020010030111102
11641522a378a59
1222b20b2720626
13b21c262b4915
144d26c23bbcaa
1524a7906e0a6c
hex1232f2bc997e

20010030111102 has 8 divisors (see below), whose sum is σ = 40020060222216. Its totient is φ = 6670010037032.

The previous prime is 20010030111091. The next prime is 20010030111109. The reversal of 20010030111102 is 20111103001002.

It is a sphenic number, since it is the product of 3 distinct primes.

20010030111102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010030111109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1667502509253 + ... + 1667502509264.

It is an arithmetic number, because the mean of its divisors is an integer number (5002507527777).

Almost surely, 220010030111102 is an apocalyptic number.

20010030111102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20010030111102 is a wasteful number, since it uses less digits than its factorization.

20010030111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335005018522.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 20010030111102 its reverse (20111103001002), we get a palindrome (40121133112104).

The spelling of 20010030111102 in words is "twenty trillion, ten billion, thirty million, one hundred eleven thousand, one hundred two".

Divisors: 1 2 3 6 3335005018517 6670010037034 10005015055551 20010030111102