20013311331002 has 24 divisors (see below), whose sum is σ = 34788788439840. Its totient is φ = 8561844416960.

The previous prime is 20013311330981. The next prime is 20013311331077.

20013311331002 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×20013311331002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1573862102 + ... + 1573874817.

It is an arithmetic number, because the mean of its divisors is an integer number (1449532851660).

Almost surely, 2^{20013311331002} is an apocalyptic number.

20013311331002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20013311331002 is a deficient number, since it is larger than the sum of its proper divisors (14775477108838).

20013311331002 is a wasteful number, since it uses less digits than its factorization.

20013311331002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147736966 (or 3147736949 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 2001331 and 1331002, that added together give a palindrome (3332333).

The spelling of 20013311331002 in words is "twenty trillion, thirteen billion, three hundred eleven million, three hundred thirty-one thousand, two".