22220121201022 has 8 divisors (see below), whose sum is σ = 33332461455672. Its totient is φ = 11109300715800.

The previous prime is 22220121201007. The next prime is 22220121201023. The reversal of 22220121201022 is 22010212102222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220121201023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379905804 + ... + 379964287.

It is an arithmetic number, because the mean of its divisors is an integer number (4166557681959).

Almost surely, 2^{22220121201022} is an apocalyptic number.

22220121201022 is a deficient number, since it is larger than the sum of its proper divisors (11112340254650).

22220121201022 is a wasteful number, since it uses less digits than its factorization.

22220121201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759884714.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22220121201022 its reverse (22010212102222), we get a palindrome (44230333303244).

The spelling of 22220121201022 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty-one million, two hundred one thousand, twenty-two".