31301010122012 has 6 divisors (see below), whose sum is σ = 54776767713528. Its totient is φ = 15650505061004.

The previous prime is 31301010121991. The next prime is 31301010122021. The reversal of 31301010122012 is 21022101010313.

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, 3912626265248 + ... + 3912626265255.

It is an arithmetic number, because the mean of its divisors is an integer number (9129461285588).

Almost surely, 2^{31301010122012} is an apocalyptic number.

It is an amenable number.

31301010122012 is a deficient number, since it is larger than the sum of its proper divisors (23475757591516).

31301010122012 is a wasteful number, since it uses less digits than its factorization.

31301010122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825252530507 (or 7825252530505 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 31301010122012 its reverse (21022101010313), we get a palindrome (52323111132325).

The spelling of 31301010122012 in words is "thirty-one trillion, three hundred one billion, ten million, one hundred twenty-two thousand, twelve".