111022402 has 8 divisors (see below), whose sum is σ = 166839696. Its totient is φ = 55409172.

The previous prime is 111022399. The next prime is 111022421. The reversal of 111022402 is 204220111.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49648 + ... + 51835.

It is an arithmetic number, because the mean of its divisors is an integer number (20854962).

Almost surely, 2^111022402 is an apocalyptic number.

111022402 is a deficient number, since it is larger than the sum of its proper divisors (55817294).

111022402 is a wasteful number, since it uses less digits than its factorization.

111022402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102032.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 111022402 is about 10536.7168510879. The cubic root of 111022402 is about 480.6218820281.

Adding to 111022402 its reverse (204220111), we get a palindrome (315242513).

The spelling of 111022402 in words is "one hundred eleven million, twenty-two thousand, four hundred two".