31301111342000 has 40 divisors (see below), whose sum is σ = 75686087229792. Its totient is φ = 12520444536000.

The previous prime is 31301111341991. The next prime is 31301111342027. The reversal of 31301111342000 is 24311110313.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7825275836 + ... + 7825279835.

Almost surely, 2^{31301111342000} is an apocalyptic number.

It is an amenable number.

31301111342000 is an abundant number, since it is smaller than the sum of its proper divisors (44384975887792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31301111342000 is a wasteful number, since it uses less digits than its factorization.

31301111342000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15650555694 (or 15650555678 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 31301111342000 its reverse (24311110313), we get a palindrome (31325422452313).

The spelling of 31301111342000 in words is "thirty-one trillion, three hundred one billion, one hundred eleven million, three hundred forty-two thousand".