11112111211022 has 8 divisors (see below), whose sum is σ = 17055798603096. Its totient is φ = 5426845009992.

The previous prime is 11112111211009. The next prime is 11112111211051. The reversal of 11112111211022 is 22011211121111.

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

It is a super-2 number, since 2×11112111211022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64605297653 + ... + 64605297824.

It is an arithmetic number, because the mean of its divisors is an integer number (2131974825387).

Almost surely, 2^{11112111211022} is an apocalyptic number.

11112111211022 is a deficient number, since it is larger than the sum of its proper divisors (5943687392074).

11112111211022 is a wasteful number, since it uses less digits than its factorization.

11112111211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129210595522.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11112111211022 its reverse (22011211121111), we get a palindrome (33123322332133).

The spelling of 11112111211022 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, two hundred eleven thousand, twenty-two".