2002232121121 has 16 divisors (see below), whose sum is σ = 2024959880320. Its totient is φ = 1979569912320.

The previous prime is 2002232121119. The next prime is 2002232121191. The reversal of 2002232121121 is 1211212322002.

It is a cyclic number.

It is not a de Polignac number, because 2002232121121 - 2¹ = 2002232121119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002232121191) 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, 270824401 + ... + 270831793.

It is an arithmetic number, because the mean of its divisors is an integer number (126559992520).

Almost surely, 2^{2002232121121} is an apocalyptic number.

It is an amenable number.

2002232121121 is a deficient number, since it is larger than the sum of its proper divisors (22727759199).

2002232121121 is a wasteful number, since it uses less digits than its factorization.

2002232121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11416.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2002232121121 its reverse (1211212322002), we get a palindrome (3213444443123).

The spelling of 2002232121121 in words is "two trillion, two billion, two hundred thirty-two million, one hundred twenty-one thousand, one hundred twenty-one".