312401012302 has 16 divisors (see below), whose sum is σ = 469749329280. Its totient is φ = 155818025208.

The previous prime is 312401012263. The next prime is 312401012309. The reversal of 312401012302 is 203210104213.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 312401012302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312401012309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5721093 + ... + 5775439.

It is an arithmetic number, because the mean of its divisors is an integer number (29359333080).

Almost surely, 2^312401012302 is an apocalyptic number.

312401012302 is a deficient number, since it is larger than the sum of its proper divisors (157348316978).

312401012302 is a wasteful number, since it uses less digits than its factorization.

312401012302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61335.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 312401012302 its reverse (203210104213), we get a palindrome (515611116515).

The spelling of 312401012302 in words is "three hundred twelve billion, four hundred one million, twelve thousand, three hundred two".