311003021001042 has 16 divisors (see below), whose sum is σ = 691117824446880. Its totient is φ = 103667673666996.

The previous prime is 311003021000963. The next prime is 311003021001073. The reversal of 311003021001042 is 240100120300113.

311003021001042 is a `hidden beast` number, since 311 + 0 + 0 + 302 + 1 + 0 + 0 + 10 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2879657601808 + ... + 2879657601915.

It is an arithmetic number, because the mean of its divisors is an integer number (43194864027930).

Almost surely, 2^{311003021001042} is an apocalyptic number.

311003021001042 is an abundant number, since it is smaller than the sum of its proper divisors (380114803445838).

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

311003021001042 is a wasteful number, since it uses less digits than its factorization.

311003021001042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5759315203734 (or 5759315203728 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 311003021001042 its reverse (240100120300113), we get a palindrome (551103141301155).

The spelling of 311003021001042 in words is "three hundred eleven trillion, three billion, twenty-one million, one thousand, forty-two".