111023121122 has 8 divisors (see below), whose sum is σ = 167060028636. Its totient is φ = 55336444912.

The previous prime is 111023121067. The next prime is 111023121169. The reversal of 111023121122 is 221121320111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96907067401 + 14116053721 = 311299^2 + 118811^2 .

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

It is a super-2 number, since 2×111023121122² (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 111023121122.

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, 87557033 + ... + 87558300.

Almost surely, 2^111023121122 is an apocalyptic number.

111023121122 is a deficient number, since it is larger than the sum of its proper divisors (56036907514).

111023121122 is a wasteful number, since it uses less digits than its factorization.

111023121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175115652.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 111023121122 its reverse (221121320111), we get a palindrome (332144441233).

The spelling of 111023121122 in words is "one hundred eleven billion, twenty-three million, one hundred twenty-one thousand, one hundred twenty-two".