20037220110 has 96 divisors (see below), whose sum is σ = 52375040640. Its totient is φ = 5314811904.

The previous prime is 20037220103. The next prime is 20037220111. The reversal of 20037220110 is 1102273002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20037220111) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 21568126 + ... + 21569054.

It is an arithmetic number, because the mean of its divisors is an integer number (545573340).

Almost surely, 2^20037220110 is an apocalyptic number.

20037220110 is an abundant number, since it is smaller than the sum of its proper divisors (32337820530).

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

20037220110 is a wasteful number, since it uses less digits than its factorization.

20037220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

Adding to 20037220110 its reverse (1102273002), we get a palindrome (21139493112).

The spelling of 20037220110 in words is "twenty billion, thirty-seven million, two hundred twenty thousand, one hundred ten".