1102011020100 has 108 divisors (see below), whose sum is σ = 3462437400240. Its totient is φ = 293168145600.

The previous prime is 1102011020081. The next prime is 1102011020147. The reversal of 1102011020100 is 10201102011.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1084066 + ... + 1838265.

Almost surely, 2^{1102011020100} is an apocalyptic number.

1102011020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102011020100 is an abundant number, since it is smaller than the sum of its proper divisors (2360426380140).

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

1102011020100 is a wasteful number, since it uses less digits than its factorization.

1102011020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922770 (or 2922760 counting only the distinct ones).

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

Adding to 1102011020100 its reverse (10201102011), we get a palindrome (1112212122111).

The spelling of 1102011020100 in words is "one trillion, one hundred two billion, eleven million, twenty thousand, one hundred".