220121100211022 has 16 divisors (see below), whose sum is σ = 347560637306640. Its totient is φ = 104267587955328.

The previous prime is 220121100210937. The next prime is 220121100211169. The reversal of 220121100211022 is 220112001121022.

It is a super-2 number, since 2×220121100211022² (a number of 29 digits) contains 22 as substring.

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, 5217488 + ... + 21620924.

It is an arithmetic number, because the mean of its divisors is an integer number (21722539831665).

Almost surely, 2^{220121100211022} is an apocalyptic number.

220121100211022 is a deficient number, since it is larger than the sum of its proper divisors (127439537095618).

220121100211022 is a wasteful number, since it uses less digits than its factorization.

220121100211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16756595.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220121100211022 its reverse (220112001121022), we get a palindrome (440233101332044).

The spelling of 220121100211022 in words is "two hundred twenty trillion, one hundred twenty-one billion, one hundred million, two hundred eleven thousand, twenty-two".