42222412143 has 12 divisors (see below), whose sum is σ = 60989719648. Its totient is φ = 28147448160.

The previous prime is 42222412139. The next prime is 42222412147. The reversal of 42222412143 is 34121422224.

It is a happy number.

42222412143 is a `hidden beast` number, since 422 + 2 + 24 + 1 + 214 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (42222412139) and next prime (42222412147).

It is not a de Polignac number, because 42222412143 - 2² = 42222412139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42222412147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515946 + ... + 592152.

Almost surely, 2^42222412143 is an apocalyptic number.

42222412143 is a deficient number, since it is larger than the sum of its proper divisors (18767307505).

42222412143 is a wasteful number, since it uses less digits than its factorization.

42222412143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137774 (or 137771 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 42222412143 its reverse (34121422224), we get a palindrome (76343834367).

The spelling of 42222412143 in words is "forty-two billion, two hundred twenty-two million, four hundred twelve thousand, one hundred forty-three".