12212201010111 has 8 divisors (see below), whose sum is σ = 16844415186480. Its totient is φ = 7860727086912.

The previous prime is 12212201010103. The next prime is 12212201010167. The reversal of 12212201010111 is 11101010221221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12212201010111 - 2³ = 12212201010103 is a prime.

It is a super-2 number, since 2×12212201010111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212201010101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70185063190 + ... + 70185063363.

It is an arithmetic number, because the mean of its divisors is an integer number (2105551898310).

Almost surely, 2^{12212201010111} is an apocalyptic number.

12212201010111 is a deficient number, since it is larger than the sum of its proper divisors (4632214176369).

12212201010111 is a wasteful number, since it uses less digits than its factorization.

12212201010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140370126585.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12212201010111 its reverse (11101010221221), we get a palindrome (23313211231332).

The spelling of 12212201010111 in words is "twelve trillion, two hundred twelve billion, two hundred one million, ten thousand, one hundred eleven".