22443442424012 has 12 divisors (see below), whose sum is σ = 40233976053096. Its totient is φ = 10948020694560.

The previous prime is 22443442424009. The next prime is 22443442424023. The reversal of 22443442424012 is 21042424434422.

It is a super-2 number, since 2×22443442424012² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68425129178 + ... + 68425129505.

It is an arithmetic number, because the mean of its divisors is an integer number (3352831337758).

Almost surely, 2^{22443442424012} is an apocalyptic number.

It is an amenable number.

22443442424012 is a deficient number, since it is larger than the sum of its proper divisors (17790533629084).

22443442424012 is a wasteful number, since it uses less digits than its factorization.

22443442424012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136850258728 (or 136850258726 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

Adding to 22443442424012 its reverse (21042424434422), we get a palindrome (43485866858434).

The spelling of 22443442424012 in words is "twenty-two trillion, four hundred forty-three billion, four hundred forty-two million, four hundred twenty-four thousand, twelve".