212222001113 has 4 divisors (see below), whose sum is σ = 212225397888. Its totient is φ = 212218604340.

The previous prime is 212222001053. The next prime is 212222001119. The reversal of 212222001113 is 311100222212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212222001113 - 2⁶ = 212222001049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212222001091 and 212222001100.

It is not an unprimeable number, because it can be changed into a prime (212222001119) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1602881 + ... + 1730222.

It is an arithmetic number, because the mean of its divisors is an integer number (53056349472).

Almost surely, 2^212222001113 is an apocalyptic number.

It is an amenable number.

212222001113 is a deficient number, since it is larger than the sum of its proper divisors (3396775).

212222001113 is an equidigital number, since it uses as much as digits as its factorization.

212222001113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396774.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212222001113 its reverse (311100222212), we get a palindrome (523322223325).

The spelling of 212222001113 in words is "two hundred twelve billion, two hundred twenty-two million, one thousand, one hundred thirteen".