220002221022 has 16 divisors (see below), whose sum is σ = 440013787920. Its totient is φ = 73332516032.

The previous prime is 220002221017. The next prime is 220002221183. The reversal of 220002221022 is 220122200022.

It is a super-2 number, since 2×220002221022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220002220992 and 220002221010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62247 + ... + 666242.

It is an arithmetic number, because the mean of its divisors is an integer number (27500861745).

Almost surely, 2^220002221022 is an apocalyptic number.

220002221022 is an abundant number, since it is smaller than the sum of its proper divisors (220011566898).

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

220002221022 is a wasteful number, since it uses less digits than its factorization.

220002221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778827.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 220002221022 its reverse (220122200022), we get a palindrome (440124421044).

The spelling of 220002221022 in words is "two hundred twenty billion, two million, two hundred twenty-one thousand, twenty-two".