423102311999 has 4 divisors (see below), whose sum is σ = 424966199064. Its totient is φ = 421238424936.

The previous prime is 423102311969. The next prime is 423102312029. The reversal of 423102311999 is 999113201324.

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

It is an interprime number because it is at equal distance from previous prime (423102311969) and next prime (423102312029).

It is a cyclic number.

It is not a de Polignac number, because 423102311999 - 2²⁰ = 423101263423 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 (423102311969) 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, 931943192 + ... + 931943645.

It is an arithmetic number, because the mean of its divisors is an integer number (106241549766).

Almost surely, 2^423102311999 is an apocalyptic number.

423102311999 is a deficient number, since it is larger than the sum of its proper divisors (1863887065).

423102311999 is a wasteful number, since it uses less digits than its factorization.

423102311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863887064.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 423102311999 in words is "four hundred twenty-three billion, one hundred two million, three hundred eleven thousand, nine hundred ninety-nine".