2002002121499 has 2 divisors, whose sum is σ = 2002002121500. Its totient is φ = 2002002121498.

The previous prime is 2002002121489. The next prime is 2002002121519. The reversal of 2002002121499 is 9941212002002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002002121499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002002121459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001001060749 + 1001001060750.

It is an arithmetic number, because the mean of its divisors is an integer number (1001001060750).

Almost surely, 2^{2002002121499} is an apocalyptic number.

2002002121499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002002121499 is an equidigital number, since it uses as much as digits as its factorization.

2002002121499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 2002002121499 in words is "two trillion, two billion, two million, one hundred twenty-one thousand, four hundred ninety-nine".