111020010202 has 8 divisors (see below), whose sum is σ = 167257221300. Its totient is φ = 55267603104.

The previous prime is 111020010197. The next prime is 111020010217. The reversal of 111020010202 is 202010020111.

It can be written as a sum of positive squares in 2 ways, for example, as 108740998081 + 2279012121 = 329759^2 + 47739^2 .

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

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, 121200427 + ... + 121201342.

Almost surely, 2^111020010202 is an apocalyptic number.

111020010202 is a deficient number, since it is larger than the sum of its proper divisors (56237211098).

111020010202 is a wasteful number, since it uses less digits than its factorization.

111020010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242402000.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 111020010202 its reverse (202010020111), we get a palindrome (313030030313).

Subtracting 111020010202 from its reverse (202010020111), we obtain a palindrome (90990009909).

The spelling of 111020010202 in words is "one hundred eleven billion, twenty million, ten thousand, two hundred two".