1102331132 has 48 divisors (see below), whose sum is σ = 2343344640. Its totient is φ = 443195712.

The previous prime is 1102331089. The next prime is 1102331137. The reversal of 1102331132 is 2311332011.

It is a self number, because there is not a number n which added to its sum of digits gives 1102331132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102331137) 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, 44738 + ... + 64854.

It is an arithmetic number, because the mean of its divisors is an integer number (48819680).

Almost surely, 2^1102331132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102331132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1171672320).

1102331132 is an abundant number, since it is smaller than the sum of its proper divisors (1241013508).

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

1102331132 is a wasteful number, since it uses less digits than its factorization.

1102331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20250 (or 20248 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1102331132 is about 33201.3724415121. The cubic root of 1102331132 is about 1033.0088073752.

Adding to 1102331132 its reverse (2311332011), we get a palindrome (3413663143).

The spelling of 1102331132 in words is "one billion, one hundred two million, three hundred thirty-one thousand, one hundred thirty-two".