22221202012010 has 8 divisors (see below), whose sum is σ = 39998163621636. Its totient is φ = 8888480804800.

The previous prime is 22221202012001. The next prime is 22221202012021. The reversal of 22221202012010 is 1021020212222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21833106653281 + 388095358729 = 4672591^2 + 622973^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22221202012010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111060100591 + ... + 1111060100610.

Almost surely, 2^{22221202012010} is an apocalyptic number.

22221202012010 is a deficient number, since it is larger than the sum of its proper divisors (17776961609626).

22221202012010 is a wasteful number, since it uses less digits than its factorization.

22221202012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222120201208.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22221202012010 its reverse (1021020212222), we get a palindrome (23242222224232).

The spelling of 22221202012010 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred two million, twelve thousand, ten".