11212210020100 has 72 divisors (see below), whose sum is σ = 24447065787648. Its totient is φ = 4463408745600.

The previous prime is 11212210020073. The next prime is 11212210020119. The reversal of 11212210020100 is 102001221211.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74562990 + ... + 74713210.

It is an arithmetic number, because the mean of its divisors is an integer number (339542580384).

Almost surely, 2^{11212210020100} is an apocalyptic number.

11212210020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11212210020100 is an abundant number, since it is smaller than the sum of its proper divisors (13234855767548).

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

11212210020100 is a wasteful number, since it uses less digits than its factorization.

11212210020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153805 (or 153798 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11212210020100 its reverse (102001221211), we get a palindrome (11314211241311).

The spelling of 11212210020100 in words is "eleven trillion, two hundred twelve billion, two hundred ten million, twenty thousand, one hundred".