21110620532313 has 32 divisors (see below), whose sum is σ = 30368810626560. Its totient is φ = 12967105766400.

The previous prime is 21110620532303. The next prime is 21110620532333. The reversal of 21110620532313 is 31323502601112.

It is not a de Polignac number, because 21110620532313 - 2¹³ = 21110620524121 is a prime.

It is a super-2 number, since 2×21110620532313² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21110620532303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129278245 + ... + 129441437.

It is an arithmetic number, because the mean of its divisors is an integer number (949025332080).

Almost surely, 2^{21110620532313} is an apocalyptic number.

It is an amenable number.

21110620532313 is a deficient number, since it is larger than the sum of its proper divisors (9258190094247).

21110620532313 is a wasteful number, since it uses less digits than its factorization.

21110620532313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169329.

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 21110620532313 in words is "twenty-one trillion, one hundred ten billion, six hundred twenty million, five hundred thirty-two thousand, three hundred thirteen".