202142343244334 has 4 divisors (see below), whose sum is σ = 303213514866504. Its totient is φ = 101071171622166.

The previous prime is 202142343244321. The next prime is 202142343244351. The reversal of 202142343244334 is 433442343241202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 202142343244291 and 202142343244300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50535585811082 + ... + 50535585811085.

It is an arithmetic number, because the mean of its divisors is an integer number (75803378716626).

Almost surely, 2^{202142343244334} is an apocalyptic number.

202142343244334 is a deficient number, since it is larger than the sum of its proper divisors (101071171622170).

202142343244334 is a wasteful number, since it uses less digits than its factorization.

202142343244334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101071171622169.

The product of its (nonzero) digits is 1327104, while the sum is 41.

Adding to 202142343244334 its reverse (433442343241202), we get a palindrome (635584686485536).

The spelling of 202142343244334 in words is "two hundred two trillion, one hundred forty-two billion, three hundred forty-three million, two hundred forty-four thousand, three hundred thirty-four".