31030133002 has 16 divisors (see below), whose sum is σ = 50927265792. Its totient is φ = 14062749120.

The previous prime is 31030132943. The next prime is 31030133003. The reversal of 31030133002 is 20033103013.

It is not an unprimeable number, because it can be changed into a prime (31030133003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2085258 + ... + 2100085.

It is an arithmetic number, because the mean of its divisors is an integer number (3182954112).

Almost surely, 2^31030133002 is an apocalyptic number.

31030133002 is a deficient number, since it is larger than the sum of its proper divisors (19897132790).

31030133002 is a wasteful number, since it uses less digits than its factorization.

31030133002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185693.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 31030133002 its reverse (20033103013), we get a palindrome (51063236015).

The spelling of 31030133002 in words is "thirty-one billion, thirty million, one hundred thirty-three thousand, two".