102122240423 has 4 divisors (see below), whose sum is σ = 116711131920. Its totient is φ = 87533348928.

The previous prime is 102122240419. The next prime is 102122240449. The reversal of 102122240423 is 324042221201.

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 102122240423 - 2² = 102122240419 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 (102122240483) 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, 7294445738 + ... + 7294445751.

It is an arithmetic number, because the mean of its divisors is an integer number (29177782980).

Almost surely, 2^102122240423 is an apocalyptic number.

102122240423 is a deficient number, since it is larger than the sum of its proper divisors (14588891497).

102122240423 is an equidigital number, since it uses as much as digits as its factorization.

102122240423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588891496.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 102122240423 its reverse (324042221201), we get a palindrome (426164461624).

The spelling of 102122240423 in words is "one hundred two billion, one hundred twenty-two million, two hundred forty thousand, four hundred twenty-three".