1100102100102 has 64 divisors (see below), whose sum is σ = 2464506562560. Its totient is φ = 363737306592.

The previous prime is 1100102100091. The next prime is 1100102100107. The reversal of 1100102100102 is 2010012010011.

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 not an unprimeable number, because it can be changed into a prime (1100102100107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3170733 + ... + 3500535.

It is an arithmetic number, because the mean of its divisors is an integer number (38507915040).

Almost surely, 2^{1100102100102} is an apocalyptic number.

1100102100102 is an abundant number, since it is smaller than the sum of its proper divisors (1364404462458).

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

1100102100102 is a wasteful number, since it uses less digits than its factorization.

1100102100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330314 (or 330308 counting only the distinct ones).

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

Adding to 1100102100102 its reverse (2010012010011), we get a palindrome (3110114110113).

Subtracting 1100102100102 from its reverse (2010012010011), we obtain a palindrome (909909909909).

The spelling of 1100102100102 in words is "one trillion, one hundred billion, one hundred two million, one hundred thousand, one hundred two".