111122200022202 has 48 divisors (see below), whose sum is σ = 255214804732992. Its totient is φ = 34822563469440.

The previous prime is 111122200022201. The next prime is 111122200022203. The reversal of 111122200022202 is 202220002221111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111122200022201) and next prime (111122200022203).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (111122200022201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204432324 + ... + 204975167.

It is an arithmetic number, because the mean of its divisors is an integer number (5316975098604).

Almost surely, 2^{111122200022202} is an apocalyptic number.

111122200022202 is an abundant number, since it is smaller than the sum of its proper divisors (144092604710790).

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

111122200022202 is a wasteful number, since it uses less digits than its factorization.

111122200022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409408403 (or 409408400 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111122200022202 its reverse (202220002221111), we get a palindrome (313342202243313).

The spelling of 111122200022202 in words is "one hundred eleven trillion, one hundred twenty-two billion, two hundred million, twenty-two thousand, two hundred two".