201310031334 has 128 divisors (see below), whose sum is σ = 438258843648. Its totient is φ = 61490549120.

The previous prime is 201310031303. The next prime is 201310031359. The reversal of 201310031334 is 433130013102.

It is a self number, because there is not a number n which added to its sum of digits gives 201310031334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55562647 + ... + 55566269.

It is an arithmetic number, because the mean of its divisors is an integer number (3423897216).

Almost surely, 2^201310031334 is an apocalyptic number.

201310031334 is an abundant number, since it is smaller than the sum of its proper divisors (236948812314).

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

201310031334 is a wasteful number, since it uses less digits than its factorization.

201310031334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 201310031334 its reverse (433130013102), we get a palindrome (634440044436).

The spelling of 201310031334 in words is "two hundred one billion, three hundred ten million, thirty-one thousand, three hundred thirty-four".