143100040402 has 24 divisors (see below), whose sum is σ = 236322805068. Its totient is φ = 64939295520.

The previous prime is 143100040397. The next prime is 143100040409. The reversal of 143100040402 is 204040001341.

143100040402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 101333352241 + 41766688161 = 318329^2 + 204369^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 143100040402.

It is not an unprimeable number, because it can be changed into a prime (143100040409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333973 + ... + 630664.

Almost surely, 2^143100040402 is an apocalyptic number.

143100040402 is a deficient number, since it is larger than the sum of its proper divisors (93222764666).

143100040402 is a wasteful number, since it uses less digits than its factorization.

143100040402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965274 (or 965263 counting only the distinct ones).

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

Adding to 143100040402 its reverse (204040001341), we get a palindrome (347140041743).

The spelling of 143100040402 in words is "one hundred forty-three billion, one hundred million, forty thousand, four hundred two".