2202111221202 has 24 divisors (see below), whose sum is σ = 4771326590784. Its totient is φ = 734023902744.

The previous prime is 2202111221201. The next prime is 2202111221227. The reversal of 2202111221202 is 2021221112022.

It is a happy number.

2202111221202 is a `hidden beast` number, since 220 + 21 + 1 + 1 + 221 + 202 = 666.

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 (2202111221201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38958 + ... + 2098985.

It is an arithmetic number, because the mean of its divisors is an integer number (198805274616).

Almost surely, 2^{2202111221202} is an apocalyptic number.

2202111221202 is an abundant number, since it is smaller than the sum of its proper divisors (2569215369582).

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

2202111221202 is a wasteful number, since it uses less digits than its factorization.

2202111221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195174 (or 2195171 counting only the distinct ones).

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

Adding to 2202111221202 its reverse (2021221112022), we get a palindrome (4223332333224).

The spelling of 2202111221202 in words is "two trillion, two hundred two billion, one hundred eleven million, two hundred twenty-one thousand, two hundred two".