214424323402 has 4 divisors (see below), whose sum is σ = 321636485106. Its totient is φ = 107212161700.

The previous prime is 214424323397. The next prime is 214424323459. The reversal of 214424323402 is 204323424412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 184830346561 + 29593976841 = 429919^2 + 172029^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53606080849 + ... + 53606080852.

Almost surely, 2^214424323402 is an apocalyptic number.

214424323402 is a deficient number, since it is larger than the sum of its proper divisors (107212161704).

214424323402 is a wasteful number, since it uses less digits than its factorization.

214424323402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107212161703.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 214424323402 its reverse (204323424412), we get a palindrome (418747747814).

The spelling of 214424323402 in words is "two hundred fourteen billion, four hundred twenty-four million, three hundred twenty-three thousand, four hundred two".