124222423009 has 4 divisors (see below), whose sum is σ = 124223408020. Its totient is φ = 124221438000.

The previous prime is 124222422979. The next prime is 124222423033. The reversal of 124222423009 is 900324222421.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 46578272400 + 77644150609 = 215820^2 + 278647^2 .

It is a cyclic number.

It is not a de Polignac number, because 124222423009 - 2⁵ = 124222422977 is a prime.

It is a super-2 number, since 2×124222423009² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124222453009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269754 + ... + 566755.

It is an arithmetic number, because the mean of its divisors is an integer number (31055852005).

Almost surely, 2^124222423009 is an apocalyptic number.

It is an amenable number.

124222423009 is a deficient number, since it is larger than the sum of its proper divisors (985011).

124222423009 is an equidigital number, since it uses as much as digits as its factorization.

124222423009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985010.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 124222423009 in words is "one hundred twenty-four billion, two hundred twenty-two million, four hundred twenty-three thousand, nine".