2143340020202 has 8 divisors (see below), whose sum is σ = 3215396614116. Its totient is φ = 1071541148832.

The previous prime is 2143340020201. The next prime is 2143340020277. The reversal of 2143340020202 is 2020200433412.

It can be written as a sum of positive squares in 2 ways, for example, as 1463376509401 + 679963510801 = 1209701^2 + 824599^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2143340020201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64409843 + ... + 64443110.

Almost surely, 2^{2143340020202} is an apocalyptic number.

2143340020202 is a deficient number, since it is larger than the sum of its proper divisors (1072056593914).

2143340020202 is a wasteful number, since it uses less digits than its factorization.

2143340020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128861272.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 2143340020202 its reverse (2020200433412), we get a palindrome (4163540453614).

The spelling of 2143340020202 in words is "two trillion, one hundred forty-three billion, three hundred forty million, twenty thousand, two hundred two".