20010222101010 has 32 divisors (see below), whose sum is σ = 48026475288000. Its totient is φ = 5335843421888.

The previous prime is 20010222101003. The next prime is 20010222101047. The reversal of 20010222101010 is 1010122201002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12732972 + ... + 14217911.

It is an arithmetic number, because the mean of its divisors is an integer number (1500827352750).

Almost surely, 2^{20010222101010} is an apocalyptic number.

20010222101010 is an abundant number, since it is smaller than the sum of its proper divisors (28016253186990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20010222101010 is a wasteful number, since it uses less digits than its factorization.

20010222101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26975642.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20010222101010 its reverse (1010122201002), we get a palindrome (21020344302012).

The spelling of 20010222101010 in words is "twenty trillion, ten billion, two hundred twenty-two million, one hundred one thousand, ten".