2202002121121 has 8 divisors (see below), whose sum is σ = 2416921460064. Its totient is φ = 1989539003520.

The previous prime is 2202002121089. The next prime is 2202002121199. The reversal of 2202002121121 is 1211212002022.

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 2202002121121 - 2⁵ = 2202002121089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202002121095 and 2202002121104.

It is not an unprimeable number, because it can be changed into a prime (2202002121421) 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, 614053456 + ... + 614057041.

It is an arithmetic number, because the mean of its divisors is an integer number (302115182508).

Almost surely, 2^{2202002121121} is an apocalyptic number.

It is an amenable number.

2202002121121 is a deficient number, since it is larger than the sum of its proper divisors (214919338943).

2202002121121 is a wasteful number, since it uses less digits than its factorization.

2202002121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228110671.

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

Adding to 2202002121121 its reverse (1211212002022), we get a palindrome (3413214123143).

The spelling of 2202002121121 in words is "two trillion, two hundred two billion, two million, one hundred twenty-one thousand, one hundred twenty-one".