123023022501 has 8 divisors (see below), whose sum is σ = 164978851680. Its totient is φ = 81541270832.

The previous prime is 123023022497. The next prime is 123023022503. The reversal of 123023022501 is 105220320321.

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 123023022501 - 2² = 123023022497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123023022503) 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, 118518771 + ... + 118519808.

It is an arithmetic number, because the mean of its divisors is an integer number (20622356460).

Almost surely, 2^123023022501 is an apocalyptic number.

It is an amenable number.

123023022501 is a deficient number, since it is larger than the sum of its proper divisors (41955829179).

123023022501 is a wasteful number, since it uses less digits than its factorization.

123023022501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237038755.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 123023022501 its reverse (105220320321), we get a palindrome (228243342822).

The spelling of 123023022501 in words is "one hundred twenty-three billion, twenty-three million, twenty-two thousand, five hundred one".