20001301122 has 64 divisors (see below), whose sum is σ = 46264578048. Its totient is φ = 5706936000.

The previous prime is 20001301109. The next prime is 20001301181. The reversal of 20001301122 is 22110310002.

It is a junction number, because it is equal to n+sod(n) for n = 20001301098 and 20001301107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56404 + ... + 207807.

It is an arithmetic number, because the mean of its divisors is an integer number (722884032).

Almost surely, 2^20001301122 is an apocalyptic number.

20001301122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20001301122 is an abundant number, since it is smaller than the sum of its proper divisors (26263276926).

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

20001301122 is a wasteful number, since it uses less digits than its factorization.

20001301122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264295.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20001301122 its reverse (22110310002), we get a palindrome (42111611124).

It can be divided in two parts, 20001 and 301122, that added together give a palindrome (321123).

The spelling of 20001301122 in words is "twenty billion, one million, three hundred one thousand, one hundred twenty-two".