31133011133030 has 16 divisors (see below), whose sum is σ = 56583492080544. Its totient is φ = 12332299555200.

The previous prime is 31133011132997. The next prime is 31133011133053. The reversal of 31133011133030 is 3033111033113.

It is a junction number, because it is equal to n+sod(n) for n = 31133011132987 and 31133011133005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15113111171 + ... + 15113113230.

It is an arithmetic number, because the mean of its divisors is an integer number (3536468255034).

Almost surely, 2^{31133011133030} is an apocalyptic number.

31133011133030 is a deficient number, since it is larger than the sum of its proper divisors (25450480947514).

31133011133030 is a wasteful number, since it uses less digits than its factorization.

31133011133030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30226224511.

The product of its (nonzero) digits is 729, while the sum is 23.

Adding to 31133011133030 its reverse (3033111033113), we get a palindrome (34166122166143).

The spelling of 31133011133030 in words is "thirty-one trillion, one hundred thirty-three billion, eleven million, one hundred thirty-three thousand, thirty".