12022212111210 has 128 divisors (see below), whose sum is σ = 37821029990400. Its totient is φ = 2659291145280.

The previous prime is 12022212111197. The next prime is 12022212111211. The reversal of 12022212111210 is 1211121222021.

12022212111210 is a `hidden beast` number, since 1 + 20 + 2 + 221 + 211 + 1 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12022212111211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102537520 + ... + 102654699.

It is an arithmetic number, because the mean of its divisors is an integer number (295476796800).

Almost surely, 2^{12022212111210} is an apocalyptic number.

12022212111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12022212111210 is an abundant number, since it is smaller than the sum of its proper divisors (25798817879190).

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

12022212111210 is a wasteful number, since it uses less digits than its factorization.

12022212111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205192273 (or 205192267 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12022212111210 its reverse (1211121222021), we get a palindrome (13233333333231).

The spelling of 12022212111210 in words is "twelve trillion, twenty-two billion, two hundred twelve million, one hundred eleven thousand, two hundred ten".