11222220313000 has 64 divisors (see below), whose sum is σ = 26267099573520. Its totient is φ = 4487673760000.

The previous prime is 11222220312997. The next prime is 11222220313027. The reversal of 11222220313000 is 31302222211.

It can be written as a sum of positive squares in 8 ways, for example, as 376903396 + 11221843409604 = 19414^2 + 3349902^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2184894 + ... + 5217106.

Almost surely, 2^{11222220313000} is an apocalyptic number.

11222220313000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222220313000 is an abundant number, since it is smaller than the sum of its proper divisors (15044879260520).

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

11222220313000 is a wasteful number, since it uses less digits than its factorization.

11222220313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035935 (or 3035921 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11222220313000 its reverse (31302222211), we get a palindrome (11253522535211).

The spelling of 11222220313000 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty million, three hundred thirteen thousand".