1102331100 has 144 divisors (see below), whose sum is σ = 3500213472. Its totient is φ = 266173440.

The previous prime is 1102331089. The next prime is 1102331137. The reversal of 1102331100 is 11332011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204034 + ... + 209366.

It is an arithmetic number, because the mean of its divisors is an integer number (24307038).

Almost surely, 2^1102331100 is an apocalyptic number.

1102331100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102331100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1750106736).

1102331100 is an abundant number, since it is smaller than the sum of its proper divisors (2397882372).

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

1102331100 is a wasteful number, since it uses less digits than its factorization.

1102331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416 (or 5409 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1102331100 is about 33201.3719596043. The cubic root of 1102331100 is about 1033.0087973793.

Adding to 1102331100 its reverse (11332011), we get a palindrome (1113663111).

The spelling of 1102331100 in words is "one billion, one hundred two million, three hundred thirty-one thousand, one hundred".