22140440014012 has 24 divisors (see below), whose sum is σ = 39077756740400. Its totient is φ = 10975583966976.

The previous prime is 22140440014003. The next prime is 22140440014019. The reversal of 22140440014012 is 21041004404122.

It is a happy number.

It is a super-2 number, since 2×22140440014012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140440014019) 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, 26755437 + ... + 27570532.

Almost surely, 2^{22140440014012} is an apocalyptic number.

It is an amenable number.

22140440014012 is a deficient number, since it is larger than the sum of its proper divisors (16937316726388).

22140440014012 is a wasteful number, since it uses less digits than its factorization.

22140440014012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54326845 (or 54326843 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 22140440014012 its reverse (21041004404122), we get a palindrome (43181444418134).

The spelling of 22140440014012 in words is "twenty-two trillion, one hundred forty billion, four hundred forty million, fourteen thousand, twelve".