1102011102 has 16 divisors (see below), whose sum is σ = 2448913680. Its totient is φ = 367337016.

The previous prime is 1102011091. The next prime is 1102011187. The reversal of 1102011102 is 2011102011.

It is a happy number.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10203753 + ... + 10203860.

It is an arithmetic number, because the mean of its divisors is an integer number (153057105).

Almost surely, 2^1102011102 is an apocalyptic number.

1102011102 is an abundant number, since it is smaller than the sum of its proper divisors (1346902578).

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

1102011102 is a wasteful number, since it uses less digits than its factorization.

1102011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20407624 (or 20407618 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1102011102 is about 33196.5525619755. The cubic root of 1102011102 is about 1032.9088296108.

Adding to 1102011102 its reverse (2011102011), we get a palindrome (3113113113).

Subtracting 1102011102 from its reverse (2011102011), we obtain a palindrome (909090909).

It can be divided in two parts, 11020 and 11102, that added together give a palindrome (22122).

The spelling of 1102011102 in words is "one billion, one hundred two million, eleven thousand, one hundred two".