21046112315362 has 32 divisors (see below), whose sum is σ = 33692756060160. Its totient is φ = 9825082525440.

The previous prime is 21046112315353. The next prime is 21046112315383. The reversal of 21046112315362 is 26351321164012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43722189 + ... + 44200927.

It is an arithmetic number, because the mean of its divisors is an integer number (1052898626880).

Almost surely, 2^{21046112315362} is an apocalyptic number.

21046112315362 is a deficient number, since it is larger than the sum of its proper divisors (12646643744798).

21046112315362 is a wasteful number, since it uses less digits than its factorization.

21046112315362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489066.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 21046112315362 its reverse (26351321164012), we get a palindrome (47397433479374).

The spelling of 21046112315362 in words is "twenty-one trillion, forty-six billion, one hundred twelve million, three hundred fifteen thousand, three hundred sixty-two".