143031231122 has 64 divisors (see below), whose sum is σ = 246962338560. Its totient is φ = 61653446400.

The previous prime is 143031231121. The next prime is 143031231137. The reversal of 143031231122 is 221132130341.

It is a super-3 number, since 3×143031231122³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (143031231121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2812097 + ... + 2862507.

It is an arithmetic number, because the mean of its divisors is an integer number (3858786540).

Almost surely, 2^143031231122 is an apocalyptic number.

143031231122 is a deficient number, since it is larger than the sum of its proper divisors (103931107438).

143031231122 is a wasteful number, since it uses less digits than its factorization.

143031231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50579.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 143031231122 its reverse (221132130341), we get a palindrome (364163361463).

The spelling of 143031231122 in words is "one hundred forty-three billion, thirty-one million, two hundred thirty-one thousand, one hundred twenty-two".