111200208122 has 8 divisors (see below), whose sum is σ = 167162136372. Its totient is φ = 55479496000.

The previous prime is 111200208107. The next prime is 111200208137. The reversal of 111200208122 is 221802002111.

111200208122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (111200208107) and next prime (111200208137).

It can be written as a sum of positive squares in 2 ways, for example, as 110741862841 + 458345281 = 332779^2 + 21409^2 .

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

It is a super-2 number, since 2×111200208122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111200208094 and 111200208103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60302879 + ... + 60304722.

Almost surely, 2^111200208122 is an apocalyptic number.

111200208122 is a deficient number, since it is larger than the sum of its proper divisors (55961928250).

111200208122 is a wasteful number, since it uses less digits than its factorization.

111200208122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120608064.

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 111200208122 in words is "one hundred eleven billion, two hundred million, two hundred eight thousand, one hundred twenty-two".