31022041020112 has 20 divisors (see below), whose sum is σ = 61571185074756. Its totient is φ = 15132702936320.

The previous prime is 31022041020107. The next prime is 31022041020143. The reversal of 31022041020112 is 21102014022013.

It can be written as a sum of positive squares in 2 ways, for example, as 3340721239696 + 27681319780416 = 1827764^2 + 5261304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 31022041020112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23644847683 + ... + 23644848994.

Almost surely, 2^{31022041020112} is an apocalyptic number.

It is an amenable number.

31022041020112 is a deficient number, since it is larger than the sum of its proper divisors (30549144054644).

31022041020112 is a wasteful number, since it uses less digits than its factorization.

31022041020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47289696726 (or 47289696720 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 31022041020112 its reverse (21102014022013), we get a palindrome (52124055042125).

The spelling of 31022041020112 in words is "thirty-one trillion, twenty-two billion, forty-one million, twenty thousand, one hundred twelve".