100022001221001 has 32 divisors (see below), whose sum is σ = 134361798543360. Its totient is φ = 66183716491200.

The previous prime is 100022001220987. The next prime is 100022001221039. The reversal of 100022001221001 is 100122100220001.

It is not a de Polignac number, because 100022001221001 - 2¹⁴ = 100022001204617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100022001222001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 902499171 + ... + 902609991.

It is an arithmetic number, because the mean of its divisors is an integer number (4198806204480).

Almost surely, 2^{100022001221001} is an apocalyptic number.

It is an amenable number.

100022001221001 is a deficient number, since it is larger than the sum of its proper divisors (34339797322359).

100022001221001 is a wasteful number, since it uses less digits than its factorization.

100022001221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115197.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100022001221001 its reverse (100122100220001), we get a palindrome (200144101441002).

The spelling of 100022001221001 in words is "one hundred trillion, twenty-two billion, one million, two hundred twenty-one thousand, one".