11202121201100 has 36 divisors (see below), whose sum is σ = 24549282266208. Its totient is φ = 4436483640000.

The previous prime is 11202121201027. The next prime is 11202121201109. The reversal of 11202121201100 is 110212120211.

It is not an unprimeable number, because it can be changed into a prime (11202121201109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 554550356 + ... + 554570555.

Almost surely, 2^{11202121201100} is an apocalyptic number.

11202121201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202121201100 is an abundant number, since it is smaller than the sum of its proper divisors (13347161065108).

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

11202121201100 is a wasteful number, since it uses less digits than its factorization.

11202121201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109121026 (or 1109121019 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11202121201100 its reverse (110212120211), we get a palindrome (11312333321311).

The spelling of 11202121201100 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, two hundred one thousand, one hundred".