22021112110210 has 16 divisors (see below), whose sum is σ = 39638065212792. Its totient is φ = 8808430752000.

The previous prime is 22021112110201. The next prime is 22021112110259. The reversal of 22021112110210 is 1201121112022.

It can be written as a sum of positive squares in 4 ways, for example, as 21917481555321 + 103630554889 = 4681611^2 + 321917^2 .

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, 6768700 + ... + 9479320.

Almost surely, 2^{22021112110210} is an apocalyptic number.

22021112110210 is a deficient number, since it is larger than the sum of its proper divisors (17616953102582).

22021112110210 is a wasteful number, since it uses less digits than its factorization.

22021112110210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523029.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22021112110210 its reverse (1201121112022), we get a palindrome (23222233222232).

The spelling of 22021112110210 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, one hundred ten thousand, two hundred ten".