20022222322010 has 32 divisors (see below), whose sum is σ = 36274342713552. Its totient is φ = 7956921876480.

The previous prime is 20022222321901. The next prime is 20022222322013. The reversal of 20022222322010 is 1022322222002.

It can be written as a sum of positive squares in 8 ways, for example, as 2395130759641 + 17627091562369 = 1547621^2 + 4198463^2 .

It is a super-2 number, since 2×20022222322010² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20022222322013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5347439 + ... + 8284898.

Almost surely, 2^{20022222322010} is an apocalyptic number.

20022222322010 is a deficient number, since it is larger than the sum of its proper divisors (16252120391542).

20022222322010 is a wasteful number, since it uses less digits than its factorization.

20022222322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13633298.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20022222322010 its reverse (1022322222002), we get a palindrome (21044544544012).

The spelling of 20022222322010 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, three hundred twenty-two thousand, ten".