100221021100122 has 32 divisors (see below), whose sum is σ = 216361497703680. Its totient is φ = 30765689136960.

The previous prime is 100221021100051. The next prime is 100221021100127. The reversal of 100221021100122 is 221001120122001.

100221021100122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (100221021100127) 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, 1490552097 + ... + 1490619332.

It is an arithmetic number, because the mean of its divisors is an integer number (6761296803240).

Almost surely, 2^{100221021100122} is an apocalyptic number.

100221021100122 is an abundant number, since it is smaller than the sum of its proper divisors (116140476603558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100221021100122 is a wasteful number, since it uses less digits than its factorization.

100221021100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981171878.

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

Adding to 100221021100122 its reverse (221001120122001), we get a palindrome (321222141222123).

The spelling of 100221021100122 in words is "one hundred trillion, two hundred twenty-one billion, twenty-one million, one hundred thousand, one hundred twenty-two".