201343402 has 16 divisors (see below), whose sum is σ = 327436200. Its totient is φ = 92302272.

The previous prime is 201343391. The next prime is 201343409. The reversal of 201343402 is 204343102.

It can be written as a sum of positive squares in 4 ways, for example, as 71588521 + 129754881 = 8461^2 + 11391^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201343402.

It is not an unprimeable number, because it can be changed into a prime (201343409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22113 + ... + 29860.

Almost surely, 2^201343402 is an apocalyptic number.

201343402 is a deficient number, since it is larger than the sum of its proper divisors (126092798).

201343402 is a wasteful number, since it uses less digits than its factorization.

201343402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52137.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 201343402 is about 14189.5525651798. The cubic root of 201343402 is about 586.1100039268.

Adding to 201343402 its reverse (204343102), we get a palindrome (405686504).

The spelling of 201343402 in words is "two hundred one million, three hundred forty-three thousand, four hundred two".