111000100010202 has 96 divisors (see below), whose sum is σ = 261444450867600. Its totient is φ = 33831725746176.

The previous prime is 111000100010201. The next prime is 111000100010209. The reversal of 111000100010202 is 202010001000111.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 52498849780881 + 58501250229321 = 7245609^2 + 7648611^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (111000100010201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97709874 + ... + 98839362.

Almost surely, 2^{111000100010202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111000100010202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130722225433800).

111000100010202 is an abundant number, since it is smaller than the sum of its proper divisors (150444350857398).

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

111000100010202 is a wasteful number, since it uses less digits than its factorization.

111000100010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133472 (or 1133469 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 111000100010202 its reverse (202010001000111), we get a palindrome (313010101010313).

The spelling of 111000100010202 in words is "one hundred eleven trillion, one hundred million, ten thousand, two hundred two".