124252122002 has 18 divisors (see below), whose sum is σ = 194851884213. Its totient is φ = 59419444392.

The previous prime is 124252121989. The next prime is 124252122017. The reversal of 124252122002 is 200221252421.

It can be written as a sum of positive squares in 2 ways, for example, as 113024388481 + 11227733521 = 336191^2 + 105961^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=249251.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11460128 + ... + 11470964.

Almost surely, 2^124252122002 is an apocalyptic number.

124252122002 is a deficient number, since it is larger than the sum of its proper divisors (70599762211).

124252122002 is an frugal number, since it uses more digits than its factorization.

124252122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21722 (or 10862 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 124252122002 its reverse (200221252421), we get a palindrome (324473374423).

The spelling of 124252122002 in words is "one hundred twenty-four billion, two hundred fifty-two million, one hundred twenty-two thousand, two".