111122010221202 has 48 divisors (see below), whose sum is σ = 248931040714200. Its totient is φ = 35797694535936.

The previous prime is 111122010221191. The next prime is 111122010221203. The reversal of 111122010221202 is 202122010221111.

111122010221202 is a `hidden beast` number, since 1 + 1 + 11 + 220 + 10 + 221 + 202 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 80109463251321 + 31012546969881 = 8950389^2 + 5568891^2 .

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 (111122010221203) 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, 559799643 + ... + 559998110.

Almost surely, 2^{111122010221202} is an apocalyptic number.

111122010221202 is an abundant number, since it is smaller than the sum of its proper divisors (137809030492998).

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

111122010221202 is a wasteful number, since it uses less digits than its factorization.

111122010221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119797947 (or 1119797944 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111122010221202 its reverse (202122010221111), we get a palindrome (313244020442313).

Subtracting 111122010221202 from its reverse (202122010221111), we obtain a palindrome (90999999999909).

The spelling of 111122010221202 in words is "one hundred eleven trillion, one hundred twenty-two billion, ten million, two hundred twenty-one thousand, two hundred two".