20013657313331 has 8 divisors (see below), whose sum is σ = 21847341390528. Its totient is φ = 18182350017000.

The previous prime is 20013657313303. The next prime is 20013657313343. The reversal of 20013657313331 is 13331375631002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20013657313331 - 2⁶ = 20013657313267 is a prime.

It is a super-2 number, since 2×20013657313331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20013657313381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594177605 + ... + 594211286.

It is an arithmetic number, because the mean of its divisors is an integer number (2730917673816).

Almost surely, 2^{20013657313331} is an apocalyptic number.

20013657313331 is a deficient number, since it is larger than the sum of its proper divisors (1833684077197).

20013657313331 is a wasteful number, since it uses less digits than its factorization.

20013657313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188390433.

The product of its (nonzero) digits is 102060, while the sum is 38.

The spelling of 20013657313331 in words is "twenty trillion, thirteen billion, six hundred fifty-seven million, three hundred thirteen thousand, three hundred thirty-one".