111202020201 has 8 divisors (see below), whose sum is σ = 149737374144. Its totient is φ = 73400673200.

The previous prime is 111202020191. The next prime is 111202020203. The reversal of 111202020201 is 102020202111.

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

It is a cyclic number.

It is not a de Polignac number, because 111202020201 - 2¹¹ = 111202018153 is a prime.

It is a super-2 number, since 2×111202020201² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111202020203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 183501381 + ... + 183501986.

It is an arithmetic number, because the mean of its divisors is an integer number (18717171768).

Almost surely, 2^111202020201 is an apocalyptic number.

It is an amenable number.

111202020201 is a deficient number, since it is larger than the sum of its proper divisors (38535353943).

111202020201 is a wasteful number, since it uses less digits than its factorization.

111202020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367003471.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111202020201 its reverse (102020202111), we get a palindrome (213222222312).

The spelling of 111202020201 in words is "one hundred eleven billion, two hundred two million, twenty thousand, two hundred one".