123340102 has 4 divisors (see below), whose sum is σ = 185010156. Its totient is φ = 61670050.

The previous prime is 123340081. The next prime is 123340111. The reversal of 123340102 is 201043321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×123340102² = 30425561522740808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30835024 + ... + 30835027.

It is an arithmetic number, because the mean of its divisors is an integer number (46252539).

Almost surely, 2^123340102 is an apocalyptic number.

123340102 is a deficient number, since it is larger than the sum of its proper divisors (61670054).

123340102 is an equidigital number, since it uses as much as digits as its factorization.

123340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61670053.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 123340102 is about 11105.8589042001. The cubic root of 123340102 is about 497.7769332638.

Adding to 123340102 its reverse (201043321), we get a palindrome (324383423).

The spelling of 123340102 in words is "one hundred twenty-three million, three hundred forty thousand, one hundred two".