1124022100 has 18 divisors (see below), whose sum is σ = 2439128174. Its totient is φ = 449608800.

The previous prime is 1124022091. The next prime is 1124022131. The reversal of 1124022100 is 12204211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 284529424 + 839492676 = 16868^2 + 28974^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5620011 + ... + 5620210.

Almost surely, 2^1124022100 is an apocalyptic number.

1124022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124022100 is an abundant number, since it is smaller than the sum of its proper divisors (1315106074).

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

1124022100 is a wasteful number, since it uses less digits than its factorization.

1124022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11240235 (or 11240228 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1124022100 is about 33526.4388207277. The cubic root of 1124022100 is about 1039.7404739502.

Adding to 1124022100 its reverse (12204211), we get a palindrome (1136226311).

The spelling of 1124022100 in words is "one billion, one hundred twenty-four million, twenty-two thousand, one hundred".