22220222121022 has 32 divisors (see below), whose sum is σ = 34102326730752. Its totient is φ = 10853660604864.

The previous prime is 22220222121017. The next prime is 22220222121049. The reversal of 22220222121022 is 22012122202222.

It is a super-2 number, since 2×22220222121022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22220222120984 and 22220222121002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272723863 + ... + 272805325.

It is an arithmetic number, because the mean of its divisors is an integer number (1065697710336).

Almost surely, 2^{22220222121022} is an apocalyptic number.

22220222121022 is a deficient number, since it is larger than the sum of its proper divisors (11882104609730).

22220222121022 is a wasteful number, since it uses less digits than its factorization.

22220222121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86832.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22220222121022 its reverse (22012122202222), we get a palindrome (44232344323244).

The spelling of 22220222121022 in words is "twenty-two trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, twenty-two".