2221221112202 has 16 divisors (see below), whose sum is σ = 3439831299072. Its totient is φ = 1074621537360.

The previous prime is 2221221112183. The next prime is 2221221112223. The reversal of 2221221112202 is 2022111221222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301593 + ... + 3120860.

It is an arithmetic number, because the mean of its divisors is an integer number (214989456192).

Almost surely, 2^{2221221112202} is an apocalyptic number.

2221221112202 is a deficient number, since it is larger than the sum of its proper divisors (1218610186870).

2221221112202 is a wasteful number, since it uses less digits than its factorization.

2221221112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429093.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2221221112202 its reverse (2022111221222), we get a palindrome (4243332333424).

The spelling of 2221221112202 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred twelve thousand, two hundred two".