20414223412 has 12 divisors (see below), whose sum is σ = 38972608416. Its totient is φ = 9279192440.

The previous prime is 20414223397. The next prime is 20414223419. The reversal of 20414223412 is 21432241402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414223419) 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, 231979768 + ... + 231979855.

It is an arithmetic number, because the mean of its divisors is an integer number (3247717368).

Almost surely, 2^20414223412 is an apocalyptic number.

20414223412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20414223412 is a deficient number, since it is larger than the sum of its proper divisors (18558385004).

20414223412 is a wasteful number, since it uses less digits than its factorization.

20414223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463959638 (or 463959636 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20414223412 its reverse (21432241402), we get a palindrome (41846464814).

The spelling of 20414223412 in words is "twenty billion, four hundred fourteen million, two hundred twenty-three thousand, four hundred twelve".