312434153021 has 8 divisors (see below), whose sum is σ = 322938333600. Its totient is φ = 302103595440.

The previous prime is 312434152997. The next prime is 312434153071. The reversal of 312434153021 is 120351434213.

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

It is a cyclic number.

It is not a de Polignac number, because 312434153021 - 2⁶ = 312434152957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312434153071) 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, 43402091 + ... + 43409288.

It is an arithmetic number, because the mean of its divisors is an integer number (40367291700).

Almost surely, 2^312434153021 is an apocalyptic number.

It is an amenable number.

312434153021 is a deficient number, since it is larger than the sum of its proper divisors (10504180579).

312434153021 is an equidigital number, since it uses as much as digits as its factorization.

312434153021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86811499.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 312434153021 its reverse (120351434213), we get a palindrome (432785587234).

The spelling of 312434153021 in words is "three hundred twelve billion, four hundred thirty-four million, one hundred fifty-three thousand, twenty-one".