31042211224012 has 12 divisors (see below), whose sum is σ = 54328904833840. Its totient is φ = 15519666985776.

The previous prime is 31042211223979. The next prime is 31042211224067. The reversal of 31042211224012 is 21042211224013.

It is a super-2 number, since 2×31042211224012² (a number of 28 digits) contains 22 as substring.

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, 359608008 + ... + 359694319.

Almost surely, 2^{31042211224012} is an apocalyptic number.

It is an amenable number.

31042211224012 is a deficient number, since it is larger than the sum of its proper divisors (23286693609828).

31042211224012 is a wasteful number, since it uses less digits than its factorization.

31042211224012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719313120 (or 719313118 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 31042211224012 its reverse (21042211224013), we get a palindrome (52084422448025).

Subtracting from 31042211224012 its reverse (21042211224013), we obtain a palindrome (9999999999999).

The spelling of 31042211224012 in words is "thirty-one trillion, forty-two billion, two hundred eleven million, two hundred twenty-four thousand, twelve".