39901111111012 has 12 divisors (see below), whose sum is σ = 69826996384236. Its totient is φ = 19950540715520.

The previous prime is 39901111110967. The next prime is 39901111111019. The reversal of 39901111111012 is 21011111110993.

It can be written as a sum of positive squares in 2 ways, for example, as 12368276124736 + 27532834986276 = 3516856^2 + 5247174^2 .

It is not an unprimeable number, because it can be changed into a prime (39901111111019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4225812 + ... + 9882292.

It is an arithmetic number, because the mean of its divisors is an integer number (5818916365353).

Almost surely, 2^{39901111111012} is an apocalyptic number.

It is an amenable number.

39901111111012 is a deficient number, since it is larger than the sum of its proper divisors (29925885273224).

39901111111012 is a wasteful number, since it uses less digits than its factorization.

39901111111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7419998 (or 7419996 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 31.

The spelling of 39901111111012 in words is "thirty-nine trillion, nine hundred one billion, one hundred eleven million, one hundred eleven thousand, twelve".