202200220120123 has 4 divisors (see below), whose sum is σ = 202210199915328. Its totient is φ = 202190240324920.

The previous prime is 202200220120111. The next prime is 202200220120153. The reversal of 202200220120123 is 321021022002202.

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 202200220120123 - 2²⁹ = 202199683249211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202200220120123.

It is not an unprimeable number, because it can be changed into a prime (202200220120153) 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, 4989867211 + ... + 4989907732.

It is an arithmetic number, because the mean of its divisors is an integer number (50552549978832).

Almost surely, 2^{202200220120123} is an apocalyptic number.

202200220120123 is a deficient number, since it is larger than the sum of its proper divisors (9979795205).

202200220120123 is an equidigital number, since it uses as much as digits as its factorization.

202200220120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9979795204.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202200220120123 its reverse (321021022002202), we get a palindrome (523221242122325).

The spelling of 202200220120123 in words is "two hundred two trillion, two hundred billion, two hundred twenty million, one hundred twenty thousand, one hundred twenty-three".