1122124401 has 32 divisors (see below), whose sum is σ = 1752268800. Its totient is φ = 707752080.

The previous prime is 1122124397. The next prime is 1122124403. The reversal of 1122124401 is 1044212211.

1122124401 is a `hidden beast` number, since 1 + 1 + 221 + 2 + 440 + 1 = 666.

It is not a de Polignac number, because 1122124401 - 2² = 1122124397 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1122124403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 753880 + ... + 755366.

It is an arithmetic number, because the mean of its divisors is an integer number (54758400).

Almost surely, 2^1122124401 is an apocalyptic number.

It is an amenable number.

1122124401 is a deficient number, since it is larger than the sum of its proper divisors (630144399).

1122124401 is a wasteful number, since it uses less digits than its factorization.

1122124401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986 (or 2980 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1122124401 is about 33498.1253356065. The cubic root of 1122124401 is about 1039.1550092129.

Adding to 1122124401 its reverse (1044212211), we get a palindrome (2166336612).

The spelling of 1122124401 in words is "one billion, one hundred twenty-two million, one hundred twenty-four thousand, four hundred one".