20022001110 has 24 divisors (see below), whose sum is σ = 52057203120. Its totient is φ = 5339200272.

The previous prime is 20022001067. The next prime is 20022001199. The reversal of 20022001110 is 1110022002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20022001092 and 20022001101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111233250 + ... + 111233429.

It is an arithmetic number, because the mean of its divisors is an integer number (2169050130).

Almost surely, 2^20022001110 is an apocalyptic number.

20022001110 is an abundant number, since it is smaller than the sum of its proper divisors (32035202010).

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

20022001110 is a wasteful number, since it uses less digits than its factorization.

20022001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222466692 (or 222466689 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20022001110 its reverse (1110022002), we get a palindrome (21132023112).

The spelling of 20022001110 in words is "twenty billion, twenty-two million, one thousand, one hundred ten".