1302400313312 has 48 divisors (see below), whose sum is σ = 3102777226080. Its totient is φ = 525337939968.

The previous prime is 1302400313303. The next prime is 1302400313321. The reversal of 1302400313312 is 2133130042031.

It is an interprime number because it is at equal distance from previous prime (1302400313303) and next prime (1302400313321).

It is a super-2 number, since 2×1302400313312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171004637 + ... + 171012252.

It is an arithmetic number, because the mean of its divisors is an integer number (64641192210).

Almost surely, 2^{1302400313312} is an apocalyptic number.

It is an amenable number.

1302400313312 is an abundant number, since it is smaller than the sum of its proper divisors (1800376912768).

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

1302400313312 is a wasteful number, since it uses less digits than its factorization.

1302400313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342016923 (or 342016915 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1302400313312 its reverse (2133130042031), we get a palindrome (3435530355343).

The spelling of 1302400313312 in words is "one trillion, three hundred two billion, four hundred million, three hundred thirteen thousand, three hundred twelve".