2222002102121 has 16 divisors (see below), whose sum is σ = 2362157994240. Its totient is φ = 2084206682880.

The previous prime is 2222002102049. The next prime is 2222002102141. The reversal of 2222002102121 is 1212012002222.

It is a happy number.

2222002102121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2222002102121 - 2³⁰ = 2220928360297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2222002102121.

It is not an unprimeable number, because it can be changed into a prime (2222002102141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470416 + ... + 2570238.

It is an arithmetic number, because the mean of its divisors is an integer number (147634874640).

Almost surely, 2^{2222002102121} is an apocalyptic number.

It is an amenable number.

2222002102121 is a deficient number, since it is larger than the sum of its proper divisors (140155892119).

2222002102121 is a wasteful number, since it uses less digits than its factorization.

2222002102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100896.

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

Adding to 2222002102121 its reverse (1212012002222), we get a palindrome (3434014104343).

The spelling of 2222002102121 in words is "two trillion, two hundred twenty-two billion, two million, one hundred two thousand, one hundred twenty-one".