20001022112210 has 16 divisors (see below), whose sum is σ = 36002506453056. Its totient is φ = 8000260700208.

The previous prime is 20001022112191. The next prime is 20001022112233. The reversal of 20001022112210 is 1221122010002.

It is a super-2 number, since 2×20001022112210² (a number of 27 digits) contains 22 as substring.

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, 17950214 + ... + 19031873.

It is an arithmetic number, because the mean of its divisors is an integer number (2250156653316).

Almost surely, 2^{20001022112210} is an apocalyptic number.

20001022112210 is a deficient number, since it is larger than the sum of its proper divisors (16001484340846).

20001022112210 is a wasteful number, since it uses less digits than its factorization.

20001022112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37036177.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20001022112210 its reverse (1221122010002), we get a palindrome (21222144122212).

The spelling of 20001022112210 in words is "twenty trillion, one billion, twenty-two million, one hundred twelve thousand, two hundred ten".