22211111120202 has 24 divisors (see below), whose sum is σ = 49424724746436. Its totient is φ = 7203603606336.

The previous prime is 22211111120161. The next prime is 22211111120347. The reversal of 22211111120202 is 20202111111222.

22211111120202 is a `hidden beast` number, since 22 + 211 + 111 + 120 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19427916259521 + 2783194860681 = 4407711^2 + 1668291^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16675007683 + ... + 16675009014.

Almost surely, 2^{22211111120202} is an apocalyptic number.

22211111120202 is an abundant number, since it is smaller than the sum of its proper divisors (27213613626234).

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

22211111120202 is a wasteful number, since it uses less digits than its factorization.

22211111120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33350016742 (or 33350016739 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22211111120202 its reverse (20202111111222), we get a palindrome (42413222231424).

The spelling of 22211111120202 in words is "twenty-two trillion, two hundred eleven billion, one hundred eleven million, one hundred twenty thousand, two hundred two".