1202340013312 has 36 divisors (see below), whose sum is σ = 2541158888436. Its totient is φ = 565807063040.

The previous prime is 1202340013297. The next prime is 1202340013321. The reversal of 1202340013312 is 2133100432021.

It can be written as a sum of positive squares in 2 ways, for example, as 474908426496 + 727431586816 = 689136^2 + 852896^2 .

It is a super-2 number, since 2×1202340013312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138132139 + ... + 138140842.

It is an arithmetic number, because the mean of its divisors is an integer number (70587746901).

Almost surely, 2^{1202340013312} is an apocalyptic number.

It is an amenable number.

1202340013312 is an abundant number, since it is smaller than the sum of its proper divisors (1338818875124).

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

1202340013312 is an equidigital number, since it uses as much as digits as its factorization.

1202340013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276273014 (or 276273000 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1202340013312 its reverse (2133100432021), we get a palindrome (3335440445333).

The spelling of 1202340013312 in words is "one trillion, two hundred two billion, three hundred forty million, thirteen thousand, three hundred twelve".