100120220201121 has 16 divisors (see below), whose sum is σ = 141617491138368. Its totient is φ = 62699953472000.

The previous prime is 100120220201063. The next prime is 100120220201123. The reversal of 100120220201121 is 121102022021001.

It is a cyclic number.

It is not a de Polignac number, because 100120220201121 - 2¹⁰ = 100120220200097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100120220201121.

It is not an unprimeable number, because it can be changed into a prime (100120220201123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1883986455 + ... + 1884039596.

It is an arithmetic number, because the mean of its divisors is an integer number (8851093196148).

Almost surely, 2^{100120220201121} is an apocalyptic number.

It is an amenable number.

100120220201121 is a deficient number, since it is larger than the sum of its proper divisors (41497270937247).

100120220201121 is a wasteful number, since it uses less digits than its factorization.

100120220201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768026592.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100120220201121 its reverse (121102022021001), we get a palindrome (221222242222122).

The spelling of 100120220201121 in words is "one hundred trillion, one hundred twenty billion, two hundred twenty million, two hundred one thousand, one hundred twenty-one".