22221050535050 has 24 divisors (see below), whose sum is σ = 41331318489036. Its totient is φ = 8888384839040.

The previous prime is 22221050535043. The next prime is 22221050535107. The reversal of 22221050535050 is 5053505012222.

It can be written as a sum of positive squares in 6 ways, for example, as 4099657107121 + 18121393427929 = 2024761^2 + 4256923^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22221050534998 and 22221050535016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14430104 + ... + 15895596.

Almost surely, 2^{22221050535050} is an apocalyptic number.

22221050535050 is a deficient number, since it is larger than the sum of its proper divisors (19110267953986).

22221050535050 is a wasteful number, since it uses less digits than its factorization.

22221050535050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768762 (or 1768757 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 22221050535050 its reverse (5053505012222), we get a palindrome (27274555547272).

The spelling of 22221050535050 in words is "twenty-two trillion, two hundred twenty-one billion, fifty million, five hundred thirty-five thousand, fifty".