312303110223011 has 4 divisors (see below), whose sum is σ = 312923991158352. Its totient is φ = 311682229287672.

The previous prime is 312303110223007. The next prime is 312303110223073. The reversal of 312303110223011 is 110322011303213.

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

It is a cyclic number.

It is not a de Polignac number, because 312303110223011 - 2² = 312303110223007 is a prime.

It is a super-2 number, since 2×312303110223011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312303110223911) 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, 310440466916 + ... + 310440467921.

It is an arithmetic number, because the mean of its divisors is an integer number (78230997789588).

Almost surely, 2^{312303110223011} is an apocalyptic number.

312303110223011 is a deficient number, since it is larger than the sum of its proper divisors (620880935341).

312303110223011 is an equidigital number, since it uses as much as digits as its factorization.

312303110223011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620880935340.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 312303110223011 its reverse (110322011303213), we get a palindrome (422625121526224).

The spelling of 312303110223011 in words is "three hundred twelve trillion, three hundred three billion, one hundred ten million, two hundred twenty-three thousand, eleven".