1012892519231 has 6 divisors (see below), whose sum is σ = 1038199770096. Its totient is φ = 988187822000.

The previous prime is 1012892519207. The next prime is 1012892519251. The reversal of 1012892519231 is 1329152982101.

It is not a de Polignac number, because 1012892519231 - 2²² = 1012888324927 is a prime.

It is a super-2 number, since 2×1012892519231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012892519251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 301275095 + ... + 301278456.

It is an arithmetic number, because the mean of its divisors is an integer number (173033295016).

Almost surely, 2^{1012892519231} is an apocalyptic number.

1012892519231 is a deficient number, since it is larger than the sum of its proper divisors (25307250865).

1012892519231 is an frugal number, since it uses more digits than its factorization.

1012892519231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602553633 (or 602553592 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 44.

The spelling of 1012892519231 in words is "one trillion, twelve billion, eight hundred ninety-two million, five hundred nineteen thousand, two hundred thirty-one".