20111310022 has 16 divisors (see below), whose sum is σ = 30211004880. Its totient is φ = 10040988672.

The previous prime is 20111310007. The next prime is 20111310041. The reversal of 20111310022 is 22001311102.

It is a junction number, because it is equal to n+sod(n) for n = 20111309984 and 20111310011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6265554 + ... + 6268762.

It is an arithmetic number, because the mean of its divisors is an integer number (1888187805).

Almost surely, 2^20111310022 is an apocalyptic number.

20111310022 is a deficient number, since it is larger than the sum of its proper divisors (10099694858).

20111310022 is a wasteful number, since it uses less digits than its factorization.

20111310022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20111310022 its reverse (22001311102), we get a palindrome (42112621124).

The spelling of 20111310022 in words is "twenty billion, one hundred eleven million, three hundred ten thousand, twenty-two".