20211320110 has 16 divisors (see below), whose sum is σ = 38295133200. Its totient is φ = 7659026496.

The previous prime is 20211320093. The next prime is 20211320147. The reversal of 20211320110 is 1102311202.

It is a congruent number.

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, 53187495 + ... + 53187874.

It is an arithmetic number, because the mean of its divisors is an integer number (2393445825).

Almost surely, 2^20211320110 is an apocalyptic number.

20211320110 is a deficient number, since it is larger than the sum of its proper divisors (18083813090).

20211320110 is a wasteful number, since it uses less digits than its factorization.

20211320110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106375395.

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

Adding to 20211320110 its reverse (1102311202), we get a palindrome (21313631312).

The spelling of 20211320110 in words is "twenty billion, two hundred eleven million, three hundred twenty thousand, one hundred ten".