20422041312 has 24 divisors (see below), whose sum is σ = 53607858696. Its totient is φ = 6807347072.

The previous prime is 20422041307. The next prime is 20422041317. The reversal of 20422041312 is 21314022402.

It is an interprime number because it is at equal distance from previous prime (20422041307) and next prime (20422041317).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20422041317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106364703 + ... + 106364894.

It is an arithmetic number, because the mean of its divisors is an integer number (2233660779).

Almost surely, 2^20422041312 is an apocalyptic number.

It is an amenable number.

20422041312 is an abundant number, since it is smaller than the sum of its proper divisors (33185817384).

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

20422041312 is a wasteful number, since it uses less digits than its factorization.

20422041312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212729610 (or 212729602 counting only the distinct ones).

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

Adding to 20422041312 its reverse (21314022402), we get a palindrome (41736063714).

The spelling of 20422041312 in words is "twenty billion, four hundred twenty-two million, forty-one thousand, three hundred twelve".