111120202010228 has 12 divisors (see below), whose sum is σ = 194671953473760. Its totient is φ = 55499643874872.

The previous prime is 111120202010227. The next prime is 111120202010243. The reversal of 111120202010228 is 822010202021111.

It is a super-2 number, since 2×111120202010228² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120202010227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15114278426 + ... + 15114285777.

It is an arithmetic number, because the mean of its divisors is an integer number (16222662789480).

Almost surely, 2^{111120202010228} is an apocalyptic number.

It is an amenable number.

111120202010228 is a deficient number, since it is larger than the sum of its proper divisors (83551751463532).

111120202010228 is a wasteful number, since it uses less digits than its factorization.

111120202010228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30228565126 (or 30228565124 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 111120202010228 its reverse (822010202021111), we get a palindrome (933130404031339).

The spelling of 111120202010228 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred two million, ten thousand, two hundred twenty-eight".