311440030341042 has 32 divisors (see below), whose sum is σ = 629051253393024. Its totient is φ = 102784824608000.

The previous prime is 311440030341031. The next prime is 311440030341101. The reversal of 311440030341042 is 240143030044113.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97072858 + ... + 100229834.

It is an arithmetic number, because the mean of its divisors is an integer number (19657851668532).

Almost surely, 2^{311440030341042} is an apocalyptic number.

311440030341042 is an abundant number, since it is smaller than the sum of its proper divisors (317611223051982).

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

311440030341042 is a wasteful number, since it uses less digits than its factorization.

311440030341042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319874.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 311440030341042 its reverse (240143030044113), we get a palindrome (551583060385155).

The spelling of 311440030341042 in words is "three hundred eleven trillion, four hundred forty billion, thirty million, three hundred forty-one thousand, forty-two".