20340202110 has 32 divisors (see below), whose sum is σ = 48975518592. Its totient is φ = 5406383520.

The previous prime is 20340202087. The next prime is 20340202123. The reversal of 20340202110 is 1120204302.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20340202110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095036 + ... + 1113455.

It is an arithmetic number, because the mean of its divisors is an integer number (1530484956).

Almost surely, 2^20340202110 is an apocalyptic number.

20340202110 is an abundant number, since it is smaller than the sum of its proper divisors (28635316482).

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

20340202110 is a wasteful number, since it uses less digits than its factorization.

20340202110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208808.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20340202110 its reverse (1120204302), we get a palindrome (21460406412).

The spelling of 20340202110 in words is "twenty billion, three hundred forty million, two hundred two thousand, one hundred ten".