31132003111012 has 6 divisors (see below), whose sum is σ = 54481005444278. Its totient is φ = 15566001555504.

The previous prime is 31132003110977. The next prime is 31132003111031. The reversal of 31132003111012 is 21011130023113.

It can be written as a sum of positive squares in only one way, i.e., 26599847510016 + 4532155600996 = 5157504^2 + 2128886^2 .

It is a super-3 number, since 3×31132003111012³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3891500388873 + ... + 3891500388880.

Almost surely, 2^{31132003111012} is an apocalyptic number.

It is an amenable number.

31132003111012 is a deficient number, since it is larger than the sum of its proper divisors (23349002333266).

31132003111012 is a wasteful number, since it uses less digits than its factorization.

31132003111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7783000777757 (or 7783000777755 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 31132003111012 its reverse (21011130023113), we get a palindrome (52143133134125).

The spelling of 31132003111012 in words is "thirty-one trillion, one hundred thirty-two billion, three million, one hundred eleven thousand, twelve".