12211022210000 has 400 divisors, whose sum is σ = 30832199487936. Its totient is φ = 4680000000000.

The previous prime is 12211022209993. The next prime is 12211022210017. The reversal of 12211022210000 is 1222011221.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×12211022210000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 5424708875 + ... + 5424711125.

Almost surely, 2^{12211022210000} is an apocalyptic number.

12211022210000 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 12211022210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15416099743968).

12211022210000 is an abundant number, since it is smaller than the sum of its proper divisors (18621177277936).

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

12211022210000 is a wasteful number, since it uses less digits than its factorization.

12211022210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552 (or 2531 counting only the distinct ones).

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

Adding to 12211022210000 its reverse (1222011221), we get a palindrome (12212244221221).

The spelling of 12211022210000 in words is "twelve trillion, two hundred eleven billion, twenty-two million, two hundred ten thousand".