102126373799 has 4 divisors (see below), whose sum is σ = 102155631480. Its totient is φ = 102097116120.

The previous prime is 102126373793. The next prime is 102126373889. The reversal of 102126373799 is 997373621201.

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 102126373799 - 2³² = 97831406503 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 (102126373793) 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, 14623604 + ... + 14630585.

It is an arithmetic number, because the mean of its divisors is an integer number (25538907870).

Almost surely, 2^102126373799 is an apocalyptic number.

102126373799 is a deficient number, since it is larger than the sum of its proper divisors (29257681).

102126373799 is an equidigital number, since it uses as much as digits as its factorization.

102126373799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29257680.

The product of its (nonzero) digits is 857304, while the sum is 50.

The spelling of 102126373799 in words is "one hundred two billion, one hundred twenty-six million, three hundred seventy-three thousand, seven hundred ninety-nine".