2002202001121 has 12 divisors (see below), whose sum is σ = 2331908485488. Its totient is φ = 1714097929992.

The previous prime is 2002202001101. The next prime is 2002202001203. The reversal of 2002202001121 is 1211002022002.

It is a happy number.

It is not a de Polignac number, because 2002202001121 - 2¹¹ = 2002201999073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002202001101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24663991 + ... + 24745036.

It is an arithmetic number, because the mean of its divisors is an integer number (194325707124).

Almost surely, 2^{2002202001121} is an apocalyptic number.

It is an amenable number.

2002202001121 is a deficient number, since it is larger than the sum of its proper divisors (329706484367).

2002202001121 is an equidigital number, since it uses as much as digits as its factorization.

2002202001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49409868 (or 49409861 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2002202001121 its reverse (1211002022002), we get a palindrome (3213204023123).

The spelling of 2002202001121 in words is "two trillion, two billion, two hundred two million, one thousand, one hundred twenty-one".