102192442697 has 4 divisors (see below), whose sum is σ = 102727481856. Its totient is φ = 101657403540.

The previous prime is 102192442691. The next prime is 102192442699. The reversal of 102192442697 is 796244291201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102192442697 - 2⁸ = 102192442441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102192442691) 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, 267519293 + ... + 267519674.

It is an arithmetic number, because the mean of its divisors is an integer number (25681870464).

Almost surely, 2^102192442697 is an apocalyptic number.

It is an amenable number.

102192442697 is a deficient number, since it is larger than the sum of its proper divisors (535039159).

102192442697 is an equidigital number, since it uses as much as digits as its factorization.

102192442697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535039158.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 102192442697 in words is "one hundred two billion, one hundred ninety-two million, four hundred forty-two thousand, six hundred ninety-seven".