40031100122012 has 12 divisors (see below), whose sum is σ = 72470095048680. Its totient is φ = 19325358679536.

The previous prime is 40031100121981. The next prime is 40031100122051. The reversal of 40031100122012 is 21022100113004.

It is a super-2 number, since 2×40031100122012² (a number of 28 digits) contains 22 as substring.

It is a congruent 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, 172547845238 + ... + 172547845469.

It is an arithmetic number, because the mean of its divisors is an integer number (6039174587390).

Almost surely, 2^{40031100122012} is an apocalyptic number.

It is an amenable number.

40031100122012 is a deficient number, since it is larger than the sum of its proper divisors (32438994926668).

40031100122012 is a wasteful number, since it uses less digits than its factorization.

40031100122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345095690740 (or 345095690738 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 40031100122012 its reverse (21022100113004), we get a palindrome (61053200235016).

The spelling of 40031100122012 in words is "forty trillion, thirty-one billion, one hundred million, one hundred twenty-two thousand, twelve".