22002102212 has 24 divisors (see below), whose sum is σ = 39634635096. Its totient is φ = 10682201088.

The previous prime is 22002102209. The next prime is 22002102313. The reversal of 22002102212 is 21220120022.

It can be written as a sum of positive squares in 4 ways, for example, as 2520642436 + 19481459776 = 50206^2 + 139576^2 .

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, 514403 + ... + 555530.

It is an arithmetic number, because the mean of its divisors is an integer number (1651443129).

Almost surely, 2^22002102212 is an apocalyptic number.

It is an amenable number.

22002102212 is a deficient number, since it is larger than the sum of its proper divisors (17632532884).

22002102212 is a wasteful number, since it uses less digits than its factorization.

22002102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070087 (or 1070085 counting only the distinct ones).

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

Adding to 22002102212 its reverse (21220120022), we get a palindrome (43222222234).

The spelling of 22002102212 in words is "twenty-two billion, two million, one hundred two thousand, two hundred twelve".