22221050 has 12 divisors (see below), whose sum is σ = 41331246. Its totient is φ = 8888400.

The previous prime is 22221049. The next prime is 22221061. The reversal of 22221050 is 5012222.

It can be written as a sum of positive squares in 3 ways, for example, as 18344089 + 3876961 = 4283^2 + 1969^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222161 + ... + 222260.

Almost surely, 2^22221050 is an apocalyptic number.

22221050 is a deficient number, since it is larger than the sum of its proper divisors (19110196).

22221050 is a wasteful number, since it uses less digits than its factorization.

22221050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444433 (or 444428 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 22221050 is about 4713.9208733283. The cubic root of 22221050 is about 281.1392782278.

Adding to 22221050 its reverse (5012222), we get a palindrome (27233272).

The spelling of 22221050 in words is "twenty-two million, two hundred twenty-one thousand, fifty".