220201122101022 has 48 divisors (see below), whose sum is σ = 490162803410592. Its totient is φ = 71392427801280.

The previous prime is 220201122100951. The next prime is 220201122101057. The reversal of 220201122101022 is 220101221102022.

It is a happy number.

220201122101022 is a `hidden beast` number, since 220 + 20 + 112 + 210 + 102 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220201122100986 and 220201122101004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53937354 + ... + 57876077.

It is an arithmetic number, because the mean of its divisors is an integer number (10211725071054).

Almost surely, 2^{220201122101022} is an apocalyptic number.

220201122101022 is an abundant number, since it is smaller than the sum of its proper divisors (269961681309570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220201122101022 is a wasteful number, since it uses less digits than its factorization.

220201122101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111816433 (or 111816430 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220201122101022 its reverse (220101221102022), we get a palindrome (440302343203044).

The spelling of 220201122101022 in words is "two hundred twenty trillion, two hundred one billion, one hundred twenty-two million, one hundred one thousand, twenty-two".