12402298771999 has 4 divisors (see below), whose sum is σ = 12403200181120. Its totient is φ = 12401397362880.

The previous prime is 12402298771997. The next prime is 12402298772023. The reversal of 12402298771999 is 99917789220421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12402298771999 - 2¹ = 12402298771997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402298771997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450683922 + ... + 450711439.

It is an arithmetic number, because the mean of its divisors is an integer number (3100800045280).

Almost surely, 2^{12402298771999} is an apocalyptic number.

12402298771999 is a deficient number, since it is larger than the sum of its proper divisors (901409121).

12402298771999 is an equidigital number, since it uses as much as digits as its factorization.

12402298771999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901409120.

The product of its (nonzero) digits is 82301184, while the sum is 70.

The spelling of 12402298771999 in words is "twelve trillion, four hundred two billion, two hundred ninety-eight million, seven hundred seventy-one thousand, nine hundred ninety-nine".