220200021022123 has 2 divisors, whose sum is σ = 220200021022124. Its totient is φ = 220200021022122.

The previous prime is 220200021022117. The next prime is 220200021022193. The reversal of 220200021022123 is 321220120002022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220200021022123 - 2⁴¹ = 218000997766571 is a prime.

It is a super-2 number, since 2×220200021022123² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220200021022123.

It is not a weakly prime, because it can be changed into another prime (220200021022193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100010511061 + 110100010511062.

It is an arithmetic number, because the mean of its divisors is an integer number (110100010511062).

Almost surely, 2^{220200021022123} is an apocalyptic number.

220200021022123 is a deficient number, since it is larger than the sum of its proper divisors (1).

220200021022123 is an equidigital number, since it uses as much as digits as its factorization.

220200021022123 is an evil number, because the sum of its binary digits is even.

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

Adding to 220200021022123 its reverse (321220120002022), we get a palindrome (541420141024145).

The spelling of 220200021022123 in words is "two hundred twenty trillion, two hundred billion, twenty-one million, twenty-two thousand, one hundred twenty-three".