220010102220123 has 56 divisors (see below), whose sum is σ = 347231431065600. Its totient is φ = 138951387816624.

The previous prime is 220010102220071. The next prime is 220010102220143. The reversal of 220010102220123 is 321022201010022.

220010102220123 is a `hidden beast` number, since 220 + 0 + 1 + 0 + 102 + 220 + 123 = 666.

It is not a de Polignac number, because 220010102220123 - 2²¹ = 220010100122971 is a prime.

It is a super-2 number, since 2×220010102220123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220010102220096 and 220010102220105.

It is not an unprimeable number, because it can be changed into a prime (220010102220143) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1201053286 + ... + 1201236452.

Almost surely, 2^{220010102220123} is an apocalyptic number.

220010102220123 is a deficient number, since it is larger than the sum of its proper divisors (127221328845477).

220010102220123 is an equidigital number, since it uses as much as digits as its factorization.

220010102220123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269923 (or 269908 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 220010102220123 its reverse (321022201010022), we get a palindrome (541032303230145).

The spelling of 220010102220123 in words is "two hundred twenty trillion, ten billion, one hundred two million, two hundred twenty thousand, one hundred twenty-three".