2203117118623 has 2 divisors, whose sum is σ = 2203117118624. Its totient is φ = 2203117118622.

The previous prime is 2203117118599. The next prime is 2203117118641. The reversal of 2203117118623 is 3268117113022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2203117118623 - 2²⁵ = 2203083564191 is a prime.

It is a super-2 number, since 2×2203117118623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2203117118663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101558559311 + 1101558559312.

It is an arithmetic number, because the mean of its divisors is an integer number (1101558559312).

Almost surely, 2^{2203117118623} is an apocalyptic number.

2203117118623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203117118623 is an equidigital number, since it uses as much as digits as its factorization.

2203117118623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 2203117118623 in words is "two trillion, two hundred three billion, one hundred seventeen million, one hundred eighteen thousand, six hundred twenty-three".