11222232002100 has 648 divisors, whose sum is σ = 42823688587680. Its totient is φ = 2541519348480.

The previous prime is 11222232002083. The next prime is 11222232002141. The reversal of 11222232002100 is 120023222211.

11222232002100 is a `hidden beast` number, since 1 + 1 + 222 + 232 + 0 + 0 + 210 + 0 = 666.

It is a super-2 number, since 2×11222232002100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 129743067 + ... + 129829533.

Almost surely, 2^{11222232002100} is an apocalyptic number.

11222232002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222232002100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21411844293840).

11222232002100 is an abundant number, since it is smaller than the sum of its proper divisors (31601456585580).

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

11222232002100 is a wasteful number, since it uses less digits than its factorization.

11222232002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86619 (or 86593 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11222232002100 its reverse (120023222211), we get a palindrome (11342255224311).

The spelling of 11222232002100 in words is "eleven trillion, two hundred twenty-two billion, two hundred thirty-two million, two thousand, one hundred".