22143404139 has 8 divisors (see below), whose sum is σ = 29636800512. Its totient is φ = 14706138600.

The previous prime is 22143404131. The next prime is 22143404147. The reversal of 22143404139 is 93140434122.

It is an interprime number because it is at equal distance from previous prime (22143404131) and next prime (22143404147).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22143404139 - 2³ = 22143404131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22143404131) 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, 14031787 + ... + 14033364.

It is an arithmetic number, because the mean of its divisors is an integer number (3704600064).

Almost surely, 2^22143404139 is an apocalyptic number.

22143404139 is a deficient number, since it is larger than the sum of its proper divisors (7493396373).

22143404139 is a wasteful number, since it uses less digits than its factorization.

22143404139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28065417.

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 22143404139 in words is "twenty-two billion, one hundred forty-three million, four hundred four thousand, one hundred thirty-nine".