12201112112211 has 60 divisors (see below), whose sum is σ = 20036219897232. Its totient is φ = 7393766292000.

The previous prime is 12201112112197. The next prime is 12201112112219. The reversal of 12201112112211 is 11221121110221.

It is a happy number.

12201112112211 is a `hidden beast` number, since 1 + 220 + 1 + 11 + 211 + 221 + 1 = 666.

It is not a de Polignac number, because 12201112112211 - 2⁷ = 12201112112083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201112112219) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 91484506 + ... + 91617776.

Almost surely, 2^{12201112112211} is an apocalyptic number.

12201112112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12201112112211 is a deficient number, since it is larger than the sum of its proper divisors (7835107785021).

12201112112211 is a wasteful number, since it uses less digits than its factorization.

12201112112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142646 (or 142626 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 12201112112211 its reverse (11221121110221), we get a palindrome (23422233222432).

The spelling of 12201112112211 in words is "twelve trillion, two hundred one billion, one hundred twelve million, one hundred twelve thousand, two hundred eleven".