122021211001121 has 8 divisors (see below), whose sum is σ = 134027874784320. Its totient is φ = 110572996696272.

The previous prime is 122021211001099. The next prime is 122021211001139. The reversal of 122021211001121 is 121100112120221.

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

It is a cyclic number.

It is not a de Polignac number, because 122021211001121 - 2⁶ = 122021211001057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122021211001121.

It is not an unprimeable number, because it can be changed into a prime (122021211001721) 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, 139612369130 + ... + 139612370003.

It is an arithmetic number, because the mean of its divisors is an integer number (16753484348040).

Almost surely, 2^{122021211001121} is an apocalyptic number.

It is an amenable number.

122021211001121 is a deficient number, since it is larger than the sum of its proper divisors (12006663783199).

122021211001121 is a wasteful number, since it uses less digits than its factorization.

122021211001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279224739175.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122021211001121 its reverse (121100112120221), we get a palindrome (243121323121342).

The spelling of 122021211001121 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred eleven million, one thousand, one hundred twenty-one".