22412144012 has 24 divisors (see below), whose sum is σ = 41120524032. Its totient is φ = 10668042000.

The previous prime is 22412144011. The next prime is 22412144023. The reversal of 22412144012 is 21044121422.

It is a super-2 number, since 2×22412144012² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (22412144011) 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, 557864 + ... + 596687.

It is an arithmetic number, because the mean of its divisors is an integer number (1713355168).

Almost surely, 2^22412144012 is an apocalyptic number.

It is an amenable number.

22412144012 is a deficient number, since it is larger than the sum of its proper divisors (18708380020).

22412144012 is a wasteful number, since it uses less digits than its factorization.

22412144012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154789 (or 1154787 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22412144012 its reverse (21044121422), we get a palindrome (43456265434).

The spelling of 22412144012 in words is "twenty-two billion, four hundred twelve million, one hundred forty-four thousand, twelve".