2031201111002 has 48 divisors (see below), whose sum is σ = 3577370445000. Its totient is φ = 862379892864.

The previous prime is 2031201110993. The next prime is 2031201111007. The reversal of 2031201111002 is 2001111021302.

It can be written as a sum of positive squares in 4 ways, for example, as 1958295170881 + 72905940121 = 1399391^2 + 270011^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (2031201111007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80625824 + ... + 80651012.

Almost surely, 2^{2031201111002} is an apocalyptic number.

2031201111002 is a deficient number, since it is larger than the sum of its proper divisors (1546169333998).

2031201111002 is a wasteful number, since it uses less digits than its factorization.

2031201111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32863 (or 32856 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2031201111002 its reverse (2001111021302), we get a palindrome (4032312132304).

The spelling of 2031201111002 in words is "two trillion, thirty-one billion, two hundred one million, one hundred eleven thousand, two".