102241342123 has 2 divisors, whose sum is σ = 102241342124. Its totient is φ = 102241342122.

The previous prime is 102241342103. The next prime is 102241342171. The reversal of 102241342123 is 321243142201.

It is a weak prime.

It is an emirp because it is prime and its reverse (321243142201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102241342123 is a prime.

It is a super-2 number, since 2×102241342123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102241342103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51120671061 + 51120671062.

It is an arithmetic number, because the mean of its divisors is an integer number (51120671062).

Almost surely, 2^102241342123 is an apocalyptic number.

102241342123 is a deficient number, since it is larger than the sum of its proper divisors (1).

102241342123 is an equidigital number, since it uses as much as digits as its factorization.

102241342123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 102241342123 its reverse (321243142201), we get a palindrome (423484484324).

The spelling of 102241342123 in words is "one hundred two billion, two hundred forty-one million, three hundred forty-two thousand, one hundred twenty-three".