100222020010121 has 4 divisors (see below), whose sum is σ = 100836879028752. Its totient is φ = 99607160991492.

The previous prime is 100222020009997. The next prime is 100222020010153. The reversal of 100222020010121 is 121010020222001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100222020010121 - 2¹⁴ = 100222019993737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100222020010096 and 100222020010105.

It is not an unprimeable number, because it can be changed into a prime (100222020010921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307429509071 + ... + 307429509396.

It is an arithmetic number, because the mean of its divisors is an integer number (25209219757188).

Almost surely, 2^{100222020010121} is an apocalyptic number.

It is an amenable number.

100222020010121 is a deficient number, since it is larger than the sum of its proper divisors (614859018631).

100222020010121 is an equidigital number, since it uses as much as digits as its factorization.

100222020010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614859018630.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100222020010121 its reverse (121010020222001), we get a palindrome (221232040232122).

The spelling of 100222020010121 in words is "one hundred trillion, two hundred twenty-two billion, twenty million, ten thousand, one hundred twenty-one".