311440202034 has 64 divisors (see below), whose sum is σ = 675612499968. Its totient is φ = 95141390400.

The previous prime is 311440201993. The next prime is 311440202111. The reversal of 311440202034 is 430202044113.

It is a junction number, because it is equal to n+sod(n) for n = 311440201995 and 311440202013.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7771669 + ... + 7811639.

It is an arithmetic number, because the mean of its divisors is an integer number (10556445312).

Almost surely, 2^311440202034 is an apocalyptic number.

311440202034 is an abundant number, since it is smaller than the sum of its proper divisors (364172297934).

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

311440202034 is a wasteful number, since it uses less digits than its factorization.

311440202034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40703.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 311440202034 its reverse (430202044113), we get a palindrome (741642246147).

The spelling of 311440202034 in words is "three hundred eleven billion, four hundred forty million, two hundred two thousand, thirty-four".