124400022 has 8 divisors (see below), whose sum is σ = 248800056. Its totient is φ = 41466672.

The previous prime is 124400021. The next prime is 124400041. The reversal of 124400022 is 220004421.

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

124400022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 124399974 and 124400010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124400021) 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, 10366663 + ... + 10366674.

It is an arithmetic number, because the mean of its divisors is an integer number (31100007).

Almost surely, 2^124400022 is an apocalyptic number.

124400022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124400022 is a wasteful number, since it uses less digits than its factorization.

124400022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20733342.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 124400022 is about 11153.4757811186. The cubic root of 124400022 is about 499.1987460033.

Adding to 124400022 its reverse (220004421), we get a palindrome (344404443).

The spelling of 124400022 in words is "one hundred twenty-four million, four hundred thousand, twenty-two".