20027401012122 has 64 divisors (see below), whose sum is σ = 45836839526400. Its totient is φ = 5714626833216.

The previous prime is 20027401012121. The next prime is 20027401012147. The reversal of 20027401012122 is 22121010472002.

It is a junction number, because it is equal to n+sod(n) for n = 20027401012092 and 20027401012101.

It is not an unprimeable number, because it can be changed into a prime (20027401012121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193732504 + ... + 193835852.

It is an arithmetic number, because the mean of its divisors is an integer number (716200617600).

Almost surely, 2^{20027401012122} is an apocalyptic number.

20027401012122 is an abundant number, since it is smaller than the sum of its proper divisors (25809438514278).

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

20027401012122 is a wasteful number, since it uses less digits than its factorization.

20027401012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109355.

The product of its (nonzero) digits is 896, while the sum is 24.

Adding to 20027401012122 its reverse (22121010472002), we get a palindrome (42148411484124).

The spelling of 20027401012122 in words is "twenty trillion, twenty-seven billion, four hundred one million, twelve thousand, one hundred twenty-two".