11222012120000 has 280 divisors, whose sum is σ = 32142372585840. Its totient is φ = 3840686080000.

The previous prime is 11222012119973. The next prime is 11222012120009. The reversal of 11222012120000 is 2121022211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222012120009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6729866 + ... + 8230134.

Almost surely, 2^{11222012120000} is an apocalyptic number.

11222012120000 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 11222012120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16071186292920).

11222012120000 is an abundant number, since it is smaller than the sum of its proper divisors (20920360465840).

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

11222012120000 is a wasteful number, since it uses less digits than its factorization.

11222012120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500329 (or 1500304 counting only the distinct ones).

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

Adding to 11222012120000 its reverse (2121022211), we get a palindrome (11224133142211).

The spelling of 11222012120000 in words is "eleven trillion, two hundred twenty-two billion, twelve million, one hundred twenty thousand".