31133202210112 has 14 divisors (see below), whose sum is σ = 61779948135818. Its totient is φ = 15566601105024.

The previous prime is 31133202210073. The next prime is 31133202210197. The reversal of 31133202210112 is 21101220233113.

It can be written as a sum of positive squares in only one way, i.e., 16236257771776 + 14896944438336 = 4029424^2 + 3859656^2 .

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, 243228142203 + ... + 243228142330.

Almost surely, 2^{31133202210112} is an apocalyptic number.

31133202210112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31133202210112 is a deficient number, since it is larger than the sum of its proper divisors (30646745925706).

31133202210112 is an equidigital number, since it uses as much as digits as its factorization.

31133202210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486456284545 (or 486456284535 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31133202210112 its reverse (21101220233113), we get a palindrome (52234422443225).

The spelling of 31133202210112 in words is "thirty-one trillion, one hundred thirty-three billion, two hundred two million, two hundred ten thousand, one hundred twelve".