12101022222000 has 160 divisors (see below), whose sum is σ = 39749804153280. Its totient is φ = 3166053529600.

The previous prime is 12101022221933. The next prime is 12101022222001. The reversal of 12101022222000 is 22222010121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (12101022222001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18708765 + ... + 19344764.

It is an arithmetic number, because the mean of its divisors is an integer number (248436275958).

Almost surely, 2^{12101022222000} is an apocalyptic number.

12101022222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101022222000 is an abundant number, since it is smaller than the sum of its proper divisors (27648781931280).

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

12101022222000 is a wasteful number, since it uses less digits than its factorization.

12101022222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38053608 (or 38053592 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12101022222000 its reverse (22222010121), we get a palindrome (12123244232121).

The spelling of 12101022222000 in words is "twelve trillion, one hundred one billion, twenty-two million, two hundred twenty-two thousand".