2022221100121 has 8 divisors (see below), whose sum is σ = 2126251727424. Its totient is φ = 1919532803760.

The previous prime is 2022221100073. The next prime is 2022221100127. The reversal of 2022221100121 is 1210011222202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2022221100121 - 2⁷ = 2022221099993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022221100095 and 2022221100104.

It is not an unprimeable number, because it can be changed into a prime (2022221100127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335579646 + ... + 335585671.

It is an arithmetic number, because the mean of its divisors is an integer number (265781465928).

Almost surely, 2^{2022221100121} is an apocalyptic number.

It is an amenable number.

2022221100121 is a deficient number, since it is larger than the sum of its proper divisors (104030627303).

2022221100121 is a wasteful number, since it uses less digits than its factorization.

2022221100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671165471.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2022221100121 its reverse (1210011222202), we get a palindrome (3232232322323).

The spelling of 2022221100121 in words is "two trillion, twenty-two billion, two hundred twenty-one million, one hundred thousand, one hundred twenty-one".