11201001211100 has 72 divisors (see below), whose sum is σ = 24453025374960. Its totient is φ = 4453405573120.

The previous prime is 11201001211093. The next prime is 11201001211133. The reversal of 11201001211100 is 111210010211.

It is a congruent number.

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, 11535266 + ... + 12468534.

It is an arithmetic number, because the mean of its divisors is an integer number (339625352430).

Almost surely, 2^{11201001211100} is an apocalyptic number.

11201001211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201001211100 is an abundant number, since it is smaller than the sum of its proper divisors (13252024163860).

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

11201001211100 is a wasteful number, since it uses less digits than its factorization.

11201001211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934007 (or 934000 counting only the distinct ones).

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

Adding to 11201001211100 its reverse (111210010211), we get a palindrome (11312211221311).

The spelling of 11201001211100 in words is "eleven trillion, two hundred one billion, one million, two hundred eleven thousand, one hundred".