12220012211000 has 64 divisors (see below), whose sum is σ = 31194358472160. Its totient is φ = 4443640800000.

The previous prime is 12220012210981. The next prime is 12220012211009. The reversal of 12220012211000 is 11221002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220012211009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555444101 + ... + 555466100.

Almost surely, 2^{12220012211000} is an apocalyptic number.

12220012211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12220012211000 is an abundant number, since it is smaller than the sum of its proper divisors (18974346261160).

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

12220012211000 is a wasteful number, since it uses less digits than its factorization.

12220012211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110910233 (or 1110910219 counting only the distinct ones).

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

Adding to 12220012211000 its reverse (11221002221), we get a palindrome (12231233213221).

It can be divided in two parts, 1222001221 and 1000, that added together give a palindrome (1222002221).

The spelling of 12220012211000 in words is "twelve trillion, two hundred twenty billion, twelve million, two hundred eleven thousand".