951231120212323 has 4 divisors (see below), whose sum is σ = 951235277174968. Its totient is φ = 951226963249680.

The previous prime is 951231120212273. The next prime is 951231120212333. The reversal of 951231120212323 is 323212021132159.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-951231120212323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (951231120212333) 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, 2078138061 + ... + 2078595742.

It is an arithmetic number, because the mean of its divisors is an integer number (237808819293742).

Almost surely, 2^{951231120212323} is an apocalyptic number.

951231120212323 is a deficient number, since it is larger than the sum of its proper divisors (4156962645).

951231120212323 is a wasteful number, since it uses less digits than its factorization.

951231120212323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156962644.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 951231120212323 in words is "nine hundred fifty-one trillion, two hundred thirty-one billion, one hundred twenty million, two hundred twelve thousand, three hundred twenty-three".