22021111202210 has 16 divisors (see below), whose sum is σ = 39638163718656. Its totient is φ = 8808408135408.

The previous prime is 22021111202179. The next prime is 22021111202213. The reversal of 22021111202210 is 1220211112022.

It is not an unprimeable number, because it can be changed into a prime (22021111202213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926722 + ... + 6910461.

It is an arithmetic number, because the mean of its divisors is an integer number (2477385232416).

Almost surely, 2^{22021111202210} is an apocalyptic number.

22021111202210 is a deficient number, since it is larger than the sum of its proper divisors (17617052516446).

22021111202210 is a wasteful number, since it uses less digits than its factorization.

22021111202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086377.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22021111202210 its reverse (1220211112022), we get a palindrome (23241322314232).

The spelling of 22021111202210 in words is "twenty-two trillion, twenty-one billion, one hundred eleven million, two hundred two thousand, two hundred ten".