22000020102212 has 24 divisors (see below), whose sum is σ = 38511326467992. Its totient is φ = 10996784467200.

The previous prime is 22000020102211. The next prime is 22000020102227. The reversal of 22000020102212 is 21220102000022.

It can be written as a sum of positive squares in 4 ways, for example, as 995177827396 + 21004842274816 = 997586^2 + 4583104^2 .

It is not an unprimeable number, because it can be changed into a prime (22000020102211) 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, 198980498 + ... + 199091030.

It is an arithmetic number, because the mean of its divisors is an integer number (1604638602833).

Almost surely, 2^{22000020102212} is an apocalyptic number.

It is an amenable number.

22000020102212 is a deficient number, since it is larger than the sum of its proper divisors (16511306365780).

22000020102212 is a wasteful number, since it uses less digits than its factorization.

22000020102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124679 (or 124677 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22000020102212 its reverse (21220102000022), we get a palindrome (43220122102234).

The spelling of 22000020102212 in words is "twenty-two trillion, twenty million, one hundred two thousand, two hundred twelve".