111930002 has 4 divisors (see below), whose sum is σ = 167895006. Its totient is φ = 55965000.

The previous prime is 111929977. The next prime is 111930019. The reversal of 111930002 is 200039111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200039111 = 13477 ⋅14843.

It can be written as a sum of positive squares in only one way, i.e., 79905721 + 32024281 = 8939^2 + 5659^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27982499 + ... + 27982502.

Almost surely, 2^111930002 is an apocalyptic number.

111930002 is a deficient number, since it is larger than the sum of its proper divisors (55965004).

111930002 is an equidigital number, since it uses as much as digits as its factorization.

111930002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55965003.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 111930002 is about 10579.6976327303. The cubic root of 111930002 is about 481.9280121825.

Adding to 111930002 its reverse (200039111), we get a palindrome (311969113).

The spelling of 111930002 in words is "one hundred eleven million, nine hundred thirty thousand, two".