1100012332220 has 48 divisors (see below), whose sum is σ = 2411054856000. Its totient is φ = 420770735616.

The previous prime is 1100012332201. The next prime is 1100012332241. The reversal of 1100012332220 is 222332100011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590656 + ... + 2174904.

It is an arithmetic number, because the mean of its divisors is an integer number (50230309500).

Almost surely, 2^{1100012332220} is an apocalyptic number.

1100012332220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100012332220 is an abundant number, since it is smaller than the sum of its proper divisors (1311042523780).

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

1100012332220 is a wasteful number, since it uses less digits than its factorization.

1100012332220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588374 (or 588372 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1100012332220 its reverse (222332100011), we get a palindrome (1322344432231).

The spelling of 1100012332220 in words is "one trillion, one hundred billion, twelve million, three hundred thirty-two thousand, two hundred twenty".