31012031011002 has 8 divisors (see below), whose sum is σ = 62024062022016. Its totient is φ = 10337343670332.

The previous prime is 31012031010931. The next prime is 31012031011103. The reversal of 31012031011002 is 20011013021013.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

31012031011002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584335917578 + ... + 2584335917589.

It is an arithmetic number, because the mean of its divisors is an integer number (7753007752752).

Almost surely, 2^{31012031011002} is an apocalyptic number.

31012031011002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31012031011002 is a wasteful number, since it uses less digits than its factorization.

31012031011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168671835172.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 31012031011002 its reverse (20011013021013), we get a palindrome (51023044032015).

The spelling of 31012031011002 in words is "thirty-one trillion, twelve billion, thirty-one million, eleven thousand, two".