2221443102202 has 4 divisors (see below), whose sum is σ = 3332164653306. Its totient is φ = 1110721551100.

The previous prime is 2221443102187. The next prime is 2221443102211. The reversal of 2221443102202 is 2022013441222.

2221443102202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1934349674481 + 287093427721 = 1390809^2 + 535811^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555360775549 + ... + 555360775552.

Almost surely, 2^{2221443102202} is an apocalyptic number.

2221443102202 is a deficient number, since it is larger than the sum of its proper divisors (1110721551104).

2221443102202 is a wasteful number, since it uses less digits than its factorization.

2221443102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110721551103.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2221443102202 its reverse (2022013441222), we get a palindrome (4243456543424).

The spelling of 2221443102202 in words is "two trillion, two hundred twenty-one billion, four hundred forty-three million, one hundred two thousand, two hundred two".