1102203132 has 12 divisors (see below), whose sum is σ = 2571807336. Its totient is φ = 367401040.

The previous prime is 1102203059. The next prime is 1102203139. The reversal of 1102203132 is 2313022011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102203139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45925119 + ... + 45925142.

It is an arithmetic number, because the mean of its divisors is an integer number (214317278).

Almost surely, 2^1102203132 is an apocalyptic number.

1102203132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102203132 is an abundant number, since it is smaller than the sum of its proper divisors (1469604204).

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

1102203132 is a wasteful number, since it uses less digits than its factorization.

1102203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91850268 (or 91850266 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1102203132 is about 33199.4447543931. Note that the first 3 decimals coincide. The cubic root of 1102203132 is about 1032.9688223405.

Adding to 1102203132 its reverse (2313022011), we get a palindrome (3415225143).

The spelling of 1102203132 in words is "one billion, one hundred two million, two hundred three thousand, one hundred thirty-two".