11222012201000 has 32 divisors (see below), whose sum is σ = 26259508552680. Its totient is φ = 4488804880000.

The previous prime is 11222012200969. The next prime is 11222012201009. The reversal of 11222012201000 is 10221022211.

It can be written as a sum of positive squares in 4 ways, for example, as 2629644937924 + 8592367263076 = 1621618^2 + 2931274^2 .

It is not an unprimeable number, because it can be changed into a prime (11222012201009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5611005101 + ... + 5611007100.

Almost surely, 2^{11222012201000} is an apocalyptic number.

11222012201000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222012201000 is an abundant number, since it is smaller than the sum of its proper divisors (15037496351680).

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

11222012201000 is a wasteful number, since it uses less digits than its factorization.

11222012201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222012222 (or 11222012208 counting only the distinct ones).

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

Adding to 11222012201000 its reverse (10221022211), we get a palindrome (11232233223211).

The spelling of 11222012201000 in words is "eleven trillion, two hundred twenty-two billion, twelve million, two hundred one thousand".