2022111121001 has 4 divisors (see below), whose sum is σ = 2023364756292. Its totient is φ = 2020857485712.

The previous prime is 2022111120947. The next prime is 2022111121099. The reversal of 2022111121001 is 1001211112202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1802453928025 + 219657192976 = 1342555^2 + 468676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2022111121001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2022111121601) 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, 626815226 + ... + 626818451.

It is an arithmetic number, because the mean of its divisors is an integer number (505841189073).

Almost surely, 2^{2022111121001} is an apocalyptic number.

It is an amenable number.

2022111121001 is a deficient number, since it is larger than the sum of its proper divisors (1253635291).

2022111121001 is a wasteful number, since it uses less digits than its factorization.

2022111121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253635290.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2022111121001 its reverse (1001211112202), we get a palindrome (3023322233203).

The spelling of 2022111121001 in words is "two trillion, twenty-two billion, one hundred eleven million, one hundred twenty-one thousand, one".