1122090132 has 24 divisors (see below), whose sum is σ = 2682070272. Its totient is φ = 364907200.

The previous prime is 1122090131. The next prime is 1122090161. The reversal of 1122090132 is 2310902211.

It is a junction number, because it is equal to n+sod(n) for n = 1122090099 and 1122090108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122090131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1139844 + ... + 1140827.

It is an arithmetic number, because the mean of its divisors is an integer number (111752928).

Almost surely, 2^1122090132 is an apocalyptic number.

1122090132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122090132 is an abundant number, since it is smaller than the sum of its proper divisors (1559980140).

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

1122090132 is a wasteful number, since it uses less digits than its factorization.

1122090132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280719 (or 2280717 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1122090132 is about 33497.6138254652. The cubic root of 1122090132 is about 1039.1444307168.

Adding to 1122090132 its reverse (2310902211), we get a palindrome (3432992343).

The spelling of 1122090132 in words is "one billion, one hundred twenty-two million, ninety thousand, one hundred thirty-two".