12000022111210 has 64 divisors (see below), whose sum is σ = 25118614460160. Its totient is φ = 4042466588160.

The previous prime is 12000022111171. The next prime is 12000022111219. The reversal of 12000022111210 is 1211122000021.

It is not an unprimeable number, because it can be changed into a prime (12000022111219) 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, 1464331 + ... + 5113150.

It is an arithmetic number, because the mean of its divisors is an integer number (392478350940).

Almost surely, 2^{12000022111210} is an apocalyptic number.

12000022111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12000022111210 is an abundant number, since it is smaller than the sum of its proper divisors (13118592348950).

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

12000022111210 is a wasteful number, since it uses less digits than its factorization.

12000022111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577951.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12000022111210 its reverse (1211122000021), we get a palindrome (13211144111231).

The spelling of 12000022111210 in words is "twelve trillion, twenty-two million, one hundred eleven thousand, two hundred ten".