111330212122 has 8 divisors (see below), whose sum is σ = 167255032896. Its totient is φ = 55578534492.

The previous prime is 111330212117. The next prime is 111330212141. The reversal of 111330212122 is 221212033111.

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

It is a super-2 number, since 2×111330212122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111330212122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43284178 + ... + 43286749.

It is an arithmetic number, because the mean of its divisors is an integer number (20906879112).

Almost surely, 2^111330212122 is an apocalyptic number.

111330212122 is a deficient number, since it is larger than the sum of its proper divisors (55924820774).

111330212122 is an equidigital number, since it uses as much as digits as its factorization.

111330212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86571572.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111330212122 its reverse (221212033111), we get a palindrome (332542245233).

The spelling of 111330212122 in words is "one hundred eleven billion, three hundred thirty million, two hundred twelve thousand, one hundred twenty-two".