1303431411522 has 16 divisors (see below), whose sum is σ = 2744066129760. Its totient is φ = 411609919392.

The previous prime is 1303431411511. The next prime is 1303431411563. The reversal of 1303431411522 is 2251141343031.

It is a self number, because there is not a number n which added to its sum of digits gives 1303431411522.

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, 5716804323 + ... + 5716804550.

It is an arithmetic number, because the mean of its divisors is an integer number (171504133110).

Almost surely, 2^{1303431411522} is an apocalyptic number.

1303431411522 is an abundant number, since it is smaller than the sum of its proper divisors (1440634718238).

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

1303431411522 is a wasteful number, since it uses less digits than its factorization.

1303431411522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11433608897.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1303431411522 its reverse (2251141343031), we get a palindrome (3554572754553).

The spelling of 1303431411522 in words is "one trillion, three hundred three billion, four hundred thirty-one million, four hundred eleven thousand, five hundred twenty-two".