221011112202 has 16 divisors (see below), whose sum is σ = 442040371680. Its totient is φ = 73667346192.

The previous prime is 221011112167. The next prime is 221011112233. The reversal of 221011112202 is 202211110122.

221011112202 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595177 + ... + 892332.

It is an arithmetic number, because the mean of its divisors is an integer number (27627523230).

Almost surely, 2^221011112202 is an apocalyptic number.

221011112202 is an abundant number, since it is smaller than the sum of its proper divisors (221029259478).

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

221011112202 is a wasteful number, since it uses less digits than its factorization.

221011112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512277.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221011112202 its reverse (202211110122), we get a palindrome (423222222324).

The spelling of 221011112202 in words is "two hundred twenty-one billion, eleven million, one hundred twelve thousand, two hundred two".