20013000223122 has 32 divisors (see below), whose sum is σ = 44474990770560. Its totient is φ = 6670751533200.

The previous prime is 20013000223087. The next prime is 20013000223147. The reversal of 20013000223122 is 22132200031002.

20013000223122 is a `hidden beast` number, since 20 + 0 + 1 + 300 + 0 + 223 + 122 = 666.

It is a super-3 number, since 3×20013000223122³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20013000223095 and 20013000223104.

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, 5438254 + ... + 8342697.

It is an arithmetic number, because the mean of its divisors is an integer number (1389843461580).

Almost surely, 2^{20013000223122} is an apocalyptic number.

20013000223122 is an abundant number, since it is smaller than the sum of its proper divisors (24461990547438).

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

20013000223122 is a wasteful number, since it uses less digits than its factorization.

20013000223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13807855 (or 13807849 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20013000223122 its reverse (22132200031002), we get a palindrome (42145200254124).

The spelling of 20013000223122 in words is "twenty trillion, thirteen billion, two hundred twenty-three thousand, one hundred twenty-two".