100222101011121 has 16 divisors (see below), whose sum is σ = 137245666587648. Its totient is φ = 65006755545600.

The previous prime is 100222101011107. The next prime is 100222101011167. The reversal of 100222101011121 is 121110101222001.

It is a happy number.

It is not a de Polignac number, because 100222101011121 - 2⁵ = 100222101011089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100222101011121.

It is not an unprimeable number, because it can be changed into a prime (100222101013121) 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, 11766865 + ... + 18409326.

It is an arithmetic number, because the mean of its divisors is an integer number (8577854161728).

Almost surely, 2^{100222101011121} is an apocalyptic number.

It is an amenable number.

100222101011121 is a deficient number, since it is larger than the sum of its proper divisors (37023565576527).

100222101011121 is a wasteful number, since it uses less digits than its factorization.

100222101011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30206152.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100222101011121 its reverse (121110101222001), we get a palindrome (221332202233122).

The spelling of 100222101011121 in words is "one hundred trillion, two hundred twenty-two billion, one hundred one million, eleven thousand, one hundred twenty-one".