1102202100 has 72 divisors (see below), whose sum is σ = 3543384320. Its totient is φ = 293919840.

The previous prime is 1102202099. The next prime is 1102202111. The reversal of 1102202100 is 12022011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201412 + ... + 206811.

Almost surely, 2^1102202100 is an apocalyptic number.

1102202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102202100 is an abundant number, since it is smaller than the sum of its proper divisors (2441182220).

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

1102202100 is a wasteful number, since it uses less digits than its factorization.

1102202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408246 (or 408233 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1102202100 is about 33199.4292119609. The cubic root of 1102202100 is about 1032.9684999486.

Adding to 1102202100 its reverse (12022011), we get a palindrome (1114224111).

The spelling of 1102202100 in words is "one billion, one hundred two million, two hundred two thousand, one hundred".