111202210102 has 8 divisors (see below), whose sum is σ = 166811085000. Its totient is φ = 55598515104.

The previous prime is 111202210057. The next prime is 111202210117. The reversal of 111202210102 is 201012202111.

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

It is a super-4 number, since 4×111202210102⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

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, 1240852 + ... + 1327447.

It is an arithmetic number, because the mean of its divisors is an integer number (20851385625).

Almost surely, 2^111202210102 is an apocalyptic number.

111202210102 is a deficient number, since it is larger than the sum of its proper divisors (55608874898).

111202210102 is a wasteful number, since it uses less digits than its factorization.

111202210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589950.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111202210102 its reverse (201012202111), we get a palindrome (312214412213).

It can be divided in two parts, 11120 and 2210102, that added together give a palindrome (2221222).

The spelling of 111202210102 in words is "one hundred eleven billion, two hundred two million, two hundred ten thousand, one hundred two".