122320100121 has 8 divisors (see below), whose sum is σ = 163130985600. Its totient is φ = 81527974032.

The previous prime is 122320100117. The next prime is 122320100131. The reversal of 122320100121 is 121001023221.

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

It is not a de Polignac number, because 122320100121 - 2² = 122320100117 is a prime.

It is a super-2 number, since 2×122320100121² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122320100121.

It is not an unprimeable number, because it can be changed into a prime (122320100131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4674625 + ... + 4700718.

It is an arithmetic number, because the mean of its divisors is an integer number (20391373200).

Almost surely, 2^122320100121 is an apocalyptic number.

It is an amenable number.

122320100121 is a deficient number, since it is larger than the sum of its proper divisors (40810885479).

122320100121 is an equidigital number, since it uses as much as digits as its factorization.

122320100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9379695.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122320100121 its reverse (121001023221), we get a palindrome (243321123342).

The spelling of 122320100121 in words is "one hundred twenty-two billion, three hundred twenty million, one hundred thousand, one hundred twenty-one".