10995880220 has 36 divisors (see below), whose sum is σ = 25004248920. Its totient is φ = 4060016064.

The previous prime is 10995880193. The next prime is 10995880229. The reversal of 10995880220 is 2208859901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10995880229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1623230 + ... + 1629989.

It is an arithmetic number, because the mean of its divisors is an integer number (694562470).

Almost surely, 2^10995880220 is an apocalyptic number.

10995880220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10995880220 is an abundant number, since it is smaller than the sum of its proper divisors (14008368700).

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

10995880220 is a wasteful number, since it uses less digits than its factorization.

10995880220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3253254 (or 3253239 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The spelling of 10995880220 in words is "ten billion, nine hundred ninety-five million, eight hundred eighty thousand, two hundred twenty".