12002222222010 has 24 divisors (see below), whose sum is σ = 31205777777460. Its totient is φ = 3200592592512.

The previous prime is 12002222221987. The next prime is 12002222222041. The reversal of 12002222222010 is 1022222220021.

12002222222010 is a `hidden beast` number, since 1 + 20 + 0 + 222 + 222 + 201 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11850372498969 + 151849723041 = 3442437^2 + 389679^2 .

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

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 66679012255 + ... + 66679012434.

Almost surely, 2^{12002222222010} is an apocalyptic number.

12002222222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002222222010 is an abundant number, since it is smaller than the sum of its proper divisors (19203555555450).

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

12002222222010 is a wasteful number, since it uses less digits than its factorization.

12002222222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133358024702 (or 133358024699 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12002222222010 its reverse (1022222220021), we get a palindrome (13024444442031).

The spelling of 12002222222010 in words is "twelve trillion, two billion, two hundred twenty-two million, two hundred twenty-two thousand, ten".