31120130211004 has 6 divisors (see below), whose sum is σ = 54460227869264. Its totient is φ = 15560065105500.

The previous prime is 31120130210933. The next prime is 31120130211011. The reversal of 31120130211004 is 40011203102113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3890016276372 + ... + 3890016276379.

Almost surely, 2^{31120130211004} is an apocalyptic number.

It is an amenable number.

31120130211004 is a deficient number, since it is larger than the sum of its proper divisors (23340097658260).

31120130211004 is a wasteful number, since it uses less digits than its factorization.

31120130211004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7780032552755 (or 7780032552753 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 31120130211004 its reverse (40011203102113), we get a palindrome (71131333313117).

The spelling of 31120130211004 in words is "thirty-one trillion, one hundred twenty billion, one hundred thirty million, two hundred eleven thousand, four".