20341434202 has 4 divisors (see below), whose sum is σ = 30512151306. Its totient is φ = 10170717100.

The previous prime is 20341434173. The next prime is 20341434221. The reversal of 20341434202 is 20243414302.

It is a happy number.

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., 20291717601 + 49716601 = 142449^2 + 7051^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5085358549 + ... + 5085358552.

Almost surely, 2^20341434202 is an apocalyptic number.

20341434202 is a deficient number, since it is larger than the sum of its proper divisors (10170717104).

20341434202 is a wasteful number, since it uses less digits than its factorization.

20341434202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10170717103.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20341434202 its reverse (20243414302), we get a palindrome (40584848504).

The spelling of 20341434202 in words is "twenty billion, three hundred forty-one million, four hundred thirty-four thousand, two hundred two".