40001400032212 has 12 divisors (see below), whose sum is σ = 70002588210016. Its totient is φ = 20000660543640.

The previous prime is 40001400032203. The next prime is 40001400032261. The reversal of 40001400032212 is 21223000410004.

It is a super-2 number, since 2×40001400032212² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40001400032212.

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, 7526214 + ... + 11689597.

Almost surely, 2^{40001400032212} is an apocalyptic number.

It is an amenable number.

40001400032212 is a deficient number, since it is larger than the sum of its proper divisors (30001188177804).

40001400032212 is a wasteful number, since it uses less digits than its factorization.

40001400032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19736238 (or 19736236 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 40001400032212 its reverse (21223000410004), we get a palindrome (61224400442216).

The spelling of 40001400032212 in words is "forty trillion, one billion, four hundred million, thirty-two thousand, two hundred twelve".