312203004012242 has 8 divisors (see below), whose sum is σ = 535205149735296. Its totient is φ = 133801287433812.

The previous prime is 312203004012239. The next prime is 312203004012257. The reversal of 312203004012242 is 242210400302213.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 11150107286138 + ... + 11150107286165.

It is an arithmetic number, because the mean of its divisors is an integer number (66900643716912).

Almost surely, 2^{312203004012242} is an apocalyptic number.

312203004012242 is a deficient number, since it is larger than the sum of its proper divisors (223002145723054).

312203004012242 is a wasteful number, since it uses less digits than its factorization.

312203004012242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22300214572312.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 312203004012242 its reverse (242210400302213), we get a palindrome (554413404314455).

The spelling of 312203004012242 in words is "three hundred twelve trillion, two hundred three billion, four million, twelve thousand, two hundred forty-two".