1200422124 has 54 divisors (see below), whose sum is σ = 3335344740. Its totient is φ = 363762960.

The previous prime is 1200422089. The next prime is 1200422129. The reversal of 1200422124 is 4212240021.

1200422124 is a `hidden beast` number, since 120 + 0 + 422 + 124 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200422097 and 1200422106.

It is not an unprimeable number, because it can be changed into a prime (1200422129) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 133434 + ... + 142145.

Almost surely, 2^1200422124 is an apocalyptic number.

It is an amenable number.

1200422124 is an abundant number, since it is smaller than the sum of its proper divisors (2134922616).

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

1200422124 is a wasteful number, since it uses less digits than its factorization.

1200422124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275611 (or 275595 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1200422124 is about 34647.1084507784. The cubic root of 1200422124 is about 1062.7831583765.

Adding to 1200422124 its reverse (4212240021), we get a palindrome (5412662145).

It can be divided in two parts, 1200 and 422124, that added together give a palindrome (423324).

The spelling of 1200422124 in words is "one billion, two hundred million, four hundred twenty-two thousand, one hundred twenty-four".