1122131124 has 48 divisors (see below), whose sum is σ = 2927803200. Its totient is φ = 371655648.

The previous prime is 1122131123. The next prime is 1122131137. The reversal of 1122131124 is 4211312211.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1122131097 and 1122131106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122131123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16134 + ... + 50045.

It is an arithmetic number, because the mean of its divisors is an integer number (60995900).

Almost surely, 2^1122131124 is an apocalyptic number.

It is an amenable number.

1122131124 is an abundant number, since it is smaller than the sum of its proper divisors (1805672076).

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

1122131124 is a wasteful number, since it uses less digits than its factorization.

1122131124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66349 (or 66341 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1122131124 is about 33498.2256843553. The cubic root of 1122131124 is about 1039.1570845102.

Adding to 1122131124 its reverse (4211312211), we get a palindrome (5333443335).

The spelling of 1122131124 in words is "one billion, one hundred twenty-two million, one hundred thirty-one thousand, one hundred twenty-four".