21132013310 has 32 divisors (see below), whose sum is σ = 39391228800. Its totient is φ = 8156742048.

The previous prime is 21132013247. The next prime is 21132013337. The reversal of 21132013310 is 1331023112.

It is a super-2 number, since 2×21132013310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 260360 + ... + 331739.

It is an arithmetic number, because the mean of its divisors is an integer number (1230975900).

Almost surely, 2^21132013310 is an apocalyptic number.

21132013310 is a deficient number, since it is larger than the sum of its proper divisors (18259215490).

21132013310 is a wasteful number, since it uses less digits than its factorization.

21132013310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592232.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 21132013310 its reverse (1331023112), we get a palindrome (22463036422).

The spelling of 21132013310 in words is "twenty-one billion, one hundred thirty-two million, thirteen thousand, three hundred ten".