4002204530121 has 16 divisors (see below), whose sum is σ = 6098634019200. Its totient is φ = 2286960277248.

The previous prime is 4002204530081. The next prime is 4002204530131. The reversal of 4002204530121 is 1210354022004.

It is not a de Polignac number, because 4002204530121 - 2¹³ = 4002204521929 is a prime.

It is a super-2 number, since 2×4002204530121² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4002204530091 and 4002204530100.

It is not an unprimeable number, because it can be changed into a prime (4002204530131) 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, 3773275 + ... + 4716143.

It is an arithmetic number, because the mean of its divisors is an integer number (381164626200).

Almost surely, 2^{4002204530121} is an apocalyptic number.

It is an amenable number.

4002204530121 is a deficient number, since it is larger than the sum of its proper divisors (2096429489079).

4002204530121 is a wasteful number, since it uses less digits than its factorization.

4002204530121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145008.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 4002204530121 its reverse (1210354022004), we get a palindrome (5212558552125).

The spelling of 4002204530121 in words is "four trillion, two billion, two hundred four million, five hundred thirty thousand, one hundred twenty-one".