102442102323 has 64 divisors (see below), whose sum is σ = 163342656000. Its totient is φ = 56373954560.

The previous prime is 102442102313. The next prime is 102442102331. The reversal of 102442102323 is 323201244201.

It is a happy number.

It is not a de Polignac number, because 102442102323 - 2⁵ = 102442102291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102442102293 and 102442102302.

It is not an unprimeable number, because it can be changed into a prime (102442102303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37954228 + ... + 37956926.

It is an arithmetic number, because the mean of its divisors is an integer number (2552229000).

Almost surely, 2^102442102323 is an apocalyptic number.

102442102323 is a deficient number, since it is larger than the sum of its proper divisors (60900553677).

102442102323 is a wasteful number, since it uses less digits than its factorization.

102442102323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 102442102323 its reverse (323201244201), we get a palindrome (425643346524).

The spelling of 102442102323 in words is "one hundred two billion, four hundred forty-two million, one hundred two thousand, three hundred twenty-three".