21013310413102 has 64 divisors (see below), whose sum is σ = 38465941561344. Its totient is φ = 8413221247200.

The previous prime is 21013310413061. The next prime is 21013310413129. The reversal of 21013310413102 is 20131401331012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228232977 + ... + 228325027.

It is an arithmetic number, because the mean of its divisors is an integer number (601030336896).

Almost surely, 2^{21013310413102} is an apocalyptic number.

21013310413102 is a deficient number, since it is larger than the sum of its proper divisors (17452631148242).

21013310413102 is a wasteful number, since it uses less digits than its factorization.

21013310413102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108613.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 21013310413102 its reverse (20131401331012), we get a palindrome (41144711744114).

The spelling of 21013310413102 in words is "twenty-one trillion, thirteen billion, three hundred ten million, four hundred thirteen thousand, one hundred two".