20022222211010 has 8 divisors (see below), whose sum is σ = 36039999979836. Its totient is φ = 8008888884400.

The previous prime is 20022222210983. The next prime is 20022222211021. The reversal of 20022222211010 is 1011222222002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19807101567289 + 215120643721 = 4450517^2 + 463811^2 .

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 20022222211010.

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, 1001111110541 + ... + 1001111110560.

Almost surely, 2^{20022222211010} is an apocalyptic number.

20022222211010 is a deficient number, since it is larger than the sum of its proper divisors (16017777768826).

20022222211010 is a wasteful number, since it uses less digits than its factorization.

20022222211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002222221108.

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

Adding to 20022222211010 its reverse (1011222222002), we get a palindrome (21033444433012).

The spelling of 20022222211010 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, two hundred eleven thousand, ten".