20041243022 has 16 divisors (see below), whose sum is σ = 30794280192. Its totient is φ = 9777771960.

The previous prime is 20041243021. The next prime is 20041243031. The reversal of 20041243022 is 22034214002.

It is a junction number, because it is equal to n+sod(n) for n = 20041242985 and 20041243003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20041243021) 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, 290948 + ... + 353175.

It is an arithmetic number, because the mean of its divisors is an integer number (1924642512).

Almost surely, 2^20041243022 is an apocalyptic number.

20041243022 is a deficient number, since it is larger than the sum of its proper divisors (10753037170).

20041243022 is a wasteful number, since it uses less digits than its factorization.

20041243022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644503.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20041243022 its reverse (22034214002), we get a palindrome (42075457024).

The spelling of 20041243022 in words is "twenty billion, forty-one million, two hundred forty-three thousand, twenty-two".