2002022000121 has 64 divisors (see below), whose sum is σ = 3226558083840. Its totient is φ = 1087921152000.

The previous prime is 2002022000093. The next prime is 2002022000131. The reversal of 2002022000121 is 1210002202002.

It is not a de Polignac number, because 2002022000121 - 2¹⁰ = 2002021999097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002022000097 and 2002022000106.

It is not an unprimeable number, because it can be changed into a prime (2002022000131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3779361 + ... + 4276401.

It is an arithmetic number, because the mean of its divisors is an integer number (50414970060).

Almost surely, 2^{2002022000121} is an apocalyptic number.

It is an amenable number.

2002022000121 is a deficient number, since it is larger than the sum of its proper divisors (1224536083719).

2002022000121 is a wasteful number, since it uses less digits than its factorization.

2002022000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497338.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2002022000121 its reverse (1210002202002), we get a palindrome (3212024202123).

The spelling of 2002022000121 in words is "two trillion, two billion, twenty-two million, one hundred twenty-one", and thus it is an aban number.