122100210121022 has 12 divisors (see below), whose sum is σ = 213052407456240. Its totient is φ = 52328661480396.

The previous prime is 122100210120979. The next prime is 122100210121103. The reversal of 122100210121022 is 220121012001221.

It is a super-2 number, since 2×122100210121022² (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 5 ways as a sum of consecutive naturals, for example, 622960255622 + ... + 622960255817.

It is an arithmetic number, because the mean of its divisors is an integer number (17754367288020).

Almost surely, 2^{122100210121022} is an apocalyptic number.

122100210121022 is a deficient number, since it is larger than the sum of its proper divisors (90952197335218).

122100210121022 is a wasteful number, since it uses less digits than its factorization.

122100210121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245920511455 (or 1245920511448 counting only the distinct ones).

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

Adding to 122100210121022 its reverse (220121012001221), we get a palindrome (342221222122243).

The spelling of 122100210121022 in words is "one hundred twenty-two trillion, one hundred billion, two hundred ten million, one hundred twenty-one thousand, twenty-two".