102243132340102 has 48 divisors (see below), whose sum is σ = 169086005139600. Its totient is φ = 46337674945536.

The previous prime is 102243132340057. The next prime is 102243132340177. The reversal of 102243132340102 is 201043231342201.

It is a super-2 number, since 2×102243132340102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3526227 + ... + 14728222.

It is an arithmetic number, because the mean of its divisors is an integer number (3522625107075).

Almost surely, 2^{102243132340102} is an apocalyptic number.

102243132340102 is a deficient number, since it is larger than the sum of its proper divisors (66842872799498).

102243132340102 is a wasteful number, since it uses less digits than its factorization.

102243132340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18254777 (or 18254764 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 102243132340102 its reverse (201043231342201), we get a palindrome (303286363682303).

The spelling of 102243132340102 in words is "one hundred two trillion, two hundred forty-three billion, one hundred thirty-two million, three hundred forty thousand, one hundred two".