21230200113102 has 24 divisors (see below), whose sum is σ = 47241976829736. Its totient is φ = 6885470306736.

The previous prime is 21230200113029. The next prime is 21230200113131. The reversal of 21230200113102 is 20131100203212.

21230200113102 is a `hidden beast` number, since 21 + 230 + 200 + 113 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15938588008 + ... + 15938589339.

It is an arithmetic number, because the mean of its divisors is an integer number (1968415701239).

Almost surely, 2^{21230200113102} is an apocalyptic number.

21230200113102 is an abundant number, since it is smaller than the sum of its proper divisors (26011776716634).

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

21230200113102 is a wasteful number, since it uses less digits than its factorization.

21230200113102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31877177392 (or 31877177389 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 21230200113102 its reverse (20131100203212), we get a palindrome (41361300316314).

The spelling of 21230200113102 in words is "twenty-one trillion, two hundred thirty billion, two hundred million, one hundred thirteen thousand, one hundred two".