11021242100 has 72 divisors (see below), whose sum is σ = 26518156896. Its totient is φ = 3942000000.

The previous prime is 11021242079. The next prime is 11021242123. The reversal of 11021242100 is 124212011.

It is a happy number.

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, 15026 + ... + 149225.

Almost surely, 2^11021242100 is an apocalyptic number.

11021242100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021242100 is an abundant number, since it is smaller than the sum of its proper divisors (15496914796).

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

11021242100 is a wasteful number, since it uses less digits than its factorization.

11021242100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164337 (or 164330 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11021242100 its reverse (124212011), we get a palindrome (11145454111).

The spelling of 11021242100 in words is "eleven billion, twenty-one million, two hundred forty-two thousand, one hundred".