1202342111312 has 40 divisors (see below), whose sum is σ = 2337471262056. Its totient is φ = 599125671936.

The previous prime is 1202342111297. The next prime is 1202342111329. The reversal of 1202342111312 is 2131112432021.

It can be written as a sum of positive squares in 4 ways, for example, as 517559381056 + 684782730256 = 719416^2 + 827516^2 .

It is a super-2 number, since 2×1202342111312² (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 7 ways as a sum of consecutive naturals, for example, 9976598 + ... + 10096394.

Almost surely, 2^{1202342111312} is an apocalyptic number.

It is an amenable number.

1202342111312 is a deficient number, since it is larger than the sum of its proper divisors (1135129150744).

1202342111312 is a wasteful number, since it uses less digits than its factorization.

1202342111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121935 (or 121929 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1202342111312 its reverse (2131112432021), we get a palindrome (3333454543333).

The spelling of 1202342111312 in words is "one trillion, two hundred two billion, three hundred forty-two million, one hundred eleven thousand, three hundred twelve".