11011211002100 has 36 divisors (see below), whose sum is σ = 23895880086624. Its totient is φ = 4404198278880.

The previous prime is 11011211002091. The next prime is 11011211002111. The reversal of 11011211002100 is 120011211011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2026112 + ... + 5111511.

Almost surely, 2^{11011211002100} is an apocalyptic number.

11011211002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011211002100 is an abundant number, since it is smaller than the sum of its proper divisors (12884669084524).

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

11011211002100 is a wasteful number, since it uses less digits than its factorization.

11011211002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7153064 (or 7153057 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11011211002100 its reverse (120011211011), we get a palindrome (11131222213111).

The spelling of 11011211002100 in words is "eleven trillion, eleven billion, two hundred eleven million, two thousand, one hundred".