143120422 has 8 divisors (see below), whose sum is σ = 219916872. Its totient is φ = 69814800.

The previous prime is 143120413. The next prime is 143120431. The reversal of 143120422 is 224021341.

It is an interprime number because it is at equal distance from previous prime (143120413) and next prime (143120431).

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

It is a self number, because there is not a number n which added to its sum of digits gives 143120422.

It is a congruent number.

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, 872604 + ... + 872767.

It is an arithmetic number, because the mean of its divisors is an integer number (27489609).

Almost surely, 2^143120422 is an apocalyptic number.

143120422 is a deficient number, since it is larger than the sum of its proper divisors (76796450).

143120422 is a wasteful number, since it uses less digits than its factorization.

143120422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745414.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 143120422 is about 11963.2947802852. The cubic root of 143120422 is about 523.0789011182.

Adding to 143120422 its reverse (224021341), we get a palindrome (367141763).

The spelling of 143120422 in words is "one hundred forty-three million, one hundred twenty thousand, four hundred twenty-two".