220012003102123 has 4 divisors (see below), whose sum is σ = 232953885637560. Its totient is φ = 207070120566688.

The previous prime is 220012003102109. The next prime is 220012003102127. The reversal of 220012003102123 is 321201300210022.

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 220012003102123 - 2²⁵ = 220011969547691 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 220012003102123.

It is not an unprimeable number, because it can be changed into a prime (220012003102127) 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, 6470941267693 + ... + 6470941267726.

It is an arithmetic number, because the mean of its divisors is an integer number (58238471409390).

Almost surely, 2^{220012003102123} is an apocalyptic number.

220012003102123 is a deficient number, since it is larger than the sum of its proper divisors (12941882535437).

220012003102123 is a wasteful number, since it uses less digits than its factorization.

220012003102123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12941882535436.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220012003102123 its reverse (321201300210022), we get a palindrome (541213303312145).

The spelling of 220012003102123 in words is "two hundred twenty trillion, twelve billion, three million, one hundred two thousand, one hundred twenty-three".