100222022102021 has 16 divisors (see below), whose sum is σ = 107281133756544. Its totient is φ = 93399277777344.

The previous prime is 100222022101979. The next prime is 100222022102101. The reversal of 100222022102021 is 120201220222001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100222022102021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222022102221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127235486 + ... + 128020751.

It is an arithmetic number, because the mean of its divisors is an integer number (6705070859784).

Almost surely, 2^{100222022102021} is an apocalyptic number.

It is an amenable number.

100222022102021 is a deficient number, since it is larger than the sum of its proper divisors (7059111654523).

100222022102021 is a wasteful number, since it uses less digits than its factorization.

100222022102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255256700.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100222022102021 its reverse (120201220222001), we get a palindrome (220423242324022).

The spelling of 100222022102021 in words is "one hundred trillion, two hundred twenty-two billion, twenty-two million, one hundred two thousand, twenty-one".