142312102399 has 4 divisors (see below), whose sum is σ = 148499585136. Its totient is φ = 136124619664.

The previous prime is 142312102393. The next prime is 142312102421. The reversal of 142312102399 is 993201213241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993201213241 = 525493 ⋅1890037.

It is a cyclic number.

It is not a de Polignac number, because 142312102399 - 2²³ = 142303713791 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 (142312102393) 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, 3093741334 + ... + 3093741379.

It is an arithmetic number, because the mean of its divisors is an integer number (37124896284).

Almost surely, 2^142312102399 is an apocalyptic number.

142312102399 is a deficient number, since it is larger than the sum of its proper divisors (6187482737).

142312102399 is an equidigital number, since it uses as much as digits as its factorization.

142312102399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6187482736.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 142312102399 in words is "one hundred forty-two billion, three hundred twelve million, one hundred two thousand, three hundred ninety-nine".