123342002105 has 8 divisors (see below), whose sum is σ = 169154745792. Its totient is φ = 84577372848.

The previous prime is 123342002071. The next prime is 123342002141. The reversal of 123342002105 is 501200243321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123342002105 - 2¹² = 123341998009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1762028567 + ... + 1762028636.

It is an arithmetic number, because the mean of its divisors is an integer number (21144343224).

Almost surely, 2^123342002105 is an apocalyptic number.

It is an amenable number.

123342002105 is a deficient number, since it is larger than the sum of its proper divisors (45812743687).

123342002105 is an equidigital number, since it uses as much as digits as its factorization.

123342002105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524057215.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 123342002105 its reverse (501200243321), we get a palindrome (624542245426).

The spelling of 123342002105 in words is "one hundred twenty-three billion, three hundred forty-two million, two thousand, one hundred five".