111012022020200 has 72 divisors (see below), whose sum is σ = 300242208561750. Its totient is φ = 38061264689280.

The previous prime is 111012022020199. The next prime is 111012022020203. The reversal of 111012022020200 is 2020220210111.

It can be written as a sum of positive squares in 3 ways, for example, as 86764493044516 + 24247528975684 = 9314746^2 + 4924178^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (111012022020203) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 5663868875 + ... + 5663888474.

Almost surely, 2^{111012022020200} is an apocalyptic number.

111012022020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012022020200 is an abundant number, since it is smaller than the sum of its proper divisors (189230186541550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111012022020200 is a wasteful number, since it uses less digits than its factorization.

111012022020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11327757379 (or 11327757363 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111012022020200 its reverse (2020220210111), we get a palindrome (113032242230311).

The spelling of 111012022020200 in words is "one hundred eleven trillion, twelve billion, twenty-two million, twenty thousand, two hundred".