100122535123 has 8 divisors (see below), whose sum is σ = 112512280608. Its totient is φ = 88402505664.

The previous prime is 100122535069. The next prime is 100122535157. The reversal of 100122535123 is 321535221001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100122535123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100122535823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167428690 + ... + 167429287.

It is an arithmetic number, because the mean of its divisors is an integer number (14064035076).

Almost surely, 2^100122535123 is an apocalyptic number.

100122535123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100122535123 is a deficient number, since it is larger than the sum of its proper divisors (12389745485).

100122535123 is a wasteful number, since it uses less digits than its factorization.

100122535123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334858013.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 100122535123 its reverse (321535221001), we get a palindrome (421657756124).

The spelling of 100122535123 in words is "one hundred billion, one hundred twenty-two million, five hundred thirty-five thousand, one hundred twenty-three".