123203021233315 has 4 divisors (see below), whose sum is σ = 147843625479984. Its totient is φ = 98562416986648.

The previous prime is 123203021233297. The next prime is 123203021233333. The reversal of 123203021233315 is 513332120302321.

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

It is an interprime number because it is at equal distance from previous prime (123203021233297) and next prime (123203021233333).

It is a cyclic number.

It is not a de Polignac number, because 123203021233315 - 2²³ = 123203012844707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12320302123327 + ... + 12320302123336.

It is an arithmetic number, because the mean of its divisors is an integer number (36960906369996).

Almost surely, 2^{123203021233315} is an apocalyptic number.

123203021233315 is a deficient number, since it is larger than the sum of its proper divisors (24640604246669).

123203021233315 is an equidigital number, since it uses as much as digits as its factorization.

123203021233315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24640604246668.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 123203021233315 its reverse (513332120302321), we get a palindrome (636535141535636).

The spelling of 123203021233315 in words is "one hundred twenty-three trillion, two hundred three billion, twenty-one million, two hundred thirty-three thousand, three hundred fifteen".