20441340102 has 16 divisors (see below), whose sum is σ = 41045562432. Its totient is φ = 6786633000.

The previous prime is 20441340097. The next prime is 20441340109. The reversal of 20441340102 is 20104314402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20441340109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6785128 + ... + 6788139.

It is an arithmetic number, because the mean of its divisors is an integer number (2565347652).

Almost surely, 2^20441340102 is an apocalyptic number.

20441340102 is an abundant number, since it is smaller than the sum of its proper divisors (20604222330).

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

20441340102 is a wasteful number, since it uses less digits than its factorization.

20441340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13573523.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20441340102 its reverse (20104314402), we get a palindrome (40545654504).

The spelling of 20441340102 in words is "twenty billion, four hundred forty-one million, three hundred forty thousand, one hundred two".