312043400102 has 16 divisors (see below), whose sum is σ = 534939904512. Its totient is φ = 133730795400.

The previous prime is 312043400099. The next prime is 312043400129. The reversal of 312043400102 is 201004340213.

It is a super-2 number, since 2×312043400102² (a number of 24 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, 1050227 + ... + 1314177.

It is an arithmetic number, because the mean of its divisors is an integer number (33433744032).

Almost surely, 2^312043400102 is an apocalyptic number.

312043400102 is a deficient number, since it is larger than the sum of its proper divisors (222896504410).

312043400102 is a wasteful number, since it uses less digits than its factorization.

312043400102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348403.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 312043400102 its reverse (201004340213), we get a palindrome (513047740315).

The spelling of 312043400102 in words is "three hundred twelve billion, forty-three million, four hundred thousand, one hundred two".