112121010202 has 8 divisors (see below), whose sum is σ = 168613859700. Its totient is φ = 55916390304.

The previous prime is 112121010187. The next prime is 112121010229. The reversal of 112121010202 is 202010121211.

It can be written as a sum of positive squares in 2 ways, for example, as 101487482041 + 10633528161 = 318571^2 + 103119^2 .

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

It is a super-3 number, since 3×112121010202³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72056427 + ... + 72057982.

Almost surely, 2^112121010202 is an apocalyptic number.

112121010202 is a deficient number, since it is larger than the sum of its proper divisors (56492849498).

112121010202 is a wasteful number, since it uses less digits than its factorization.

112121010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144114800.

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

Adding to 112121010202 its reverse (202010121211), we get a palindrome (314131131413).

The spelling of 112121010202 in words is "one hundred twelve billion, one hundred twenty-one million, ten thousand, two hundred two".