143420021202 has 16 divisors (see below), whose sum is σ = 286843842720. Its totient is φ = 47806040352.

The previous prime is 143420021197. The next prime is 143420021219. The reversal of 143420021202 is 202120024341.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648558 + ... + 841110.

It is an arithmetic number, because the mean of its divisors is an integer number (17927740170).

Almost surely, 2^143420021202 is an apocalyptic number.

143420021202 is an abundant number, since it is smaller than the sum of its proper divisors (143423821518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143420021202 is a wasteful number, since it uses less digits than its factorization.

143420021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316697.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 143420021202 its reverse (202120024341), we get a palindrome (345540045543).

The spelling of 143420021202 in words is "one hundred forty-three billion, four hundred twenty million, twenty-one thousand, two hundred two".