312022233240002 has 4 divisors (see below), whose sum is σ = 468033349860006. Its totient is φ = 156011116620000.

The previous prime is 312022233239923. The next prime is 312022233240061. The reversal of 312022233240002 is 200042332220213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 246788358831001 + 65233874409001 = 15709499^2 + 8076749^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78005558309999 + ... + 78005558310002.

Almost surely, 2^{312022233240002} is an apocalyptic number.

312022233240002 is a deficient number, since it is larger than the sum of its proper divisors (156011116620004).

312022233240002 is a wasteful number, since it uses less digits than its factorization.

312022233240002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156011116620003.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 312022233240002 its reverse (200042332220213), we get a palindrome (512064565460215).

The spelling of 312022233240002 in words is "three hundred twelve trillion, twenty-two billion, two hundred thirty-three million, two hundred forty thousand, two".