312132114334021 has 4 divisors (see below), whose sum is σ = 316528341296544. Its totient is φ = 307735887371500.

The previous prime is 312132114334003. The next prime is 312132114334057. The reversal of 312132114334021 is 120433411231213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312132114334021 - 2⁹ = 312132114333509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312132114344021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2198113481155 + ... + 2198113481296.

It is an arithmetic number, because the mean of its divisors is an integer number (79132085324136).

Almost surely, 2^{312132114334021} is an apocalyptic number.

It is an amenable number.

312132114334021 is a deficient number, since it is larger than the sum of its proper divisors (4396226962523).

312132114334021 is an equidigital number, since it uses as much as digits as its factorization.

312132114334021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396226962522.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 312132114334021 its reverse (120433411231213), we get a palindrome (432565525565234).

The spelling of 312132114334021 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred fourteen million, three hundred thirty-four thousand, twenty-one".