12002212112210 has 16 divisors (see below), whose sum is σ = 21958145439192. Its totient is φ = 4722181814400.

The previous prime is 12002212112171. The next prime is 12002212112257. The reversal of 12002212112210 is 1221121220021.

It can be written as a sum of positive squares in 4 ways, for example, as 9450822459961 + 2551389652249 = 3074219^2 + 1597307^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9837878171 + ... + 9837879390.

Almost surely, 2^{12002212112210} is an apocalyptic number.

12002212112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002212112210 is a deficient number, since it is larger than the sum of its proper divisors (9955933326982).

12002212112210 is a wasteful number, since it uses less digits than its factorization.

12002212112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19675757629.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12002212112210 its reverse (1221121220021), we get a palindrome (13223333332231).

The spelling of 12002212112210 in words is "twelve trillion, two billion, two hundred twelve million, one hundred twelve thousand, two hundred ten".