20611134335 has 8 divisors (see below), whose sum is σ = 26981848656. Its totient is φ = 14989915840.

The previous prime is 20611134319. The next prime is 20611134353. The reversal of 20611134335 is 53343111602.

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

It is not a de Polignac number, because 20611134335 - 2⁴ = 20611134319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20611134298 and 20611134307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187373894 + ... + 187374003.

It is an arithmetic number, because the mean of its divisors is an integer number (3372731082).

Almost surely, 2^20611134335 is an apocalyptic number.

20611134335 is a deficient number, since it is larger than the sum of its proper divisors (6370714321).

20611134335 is a wasteful number, since it uses less digits than its factorization.

20611134335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374747913.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 20611134335 its reverse (53343111602), we get a palindrome (73954245937).

The spelling of 20611134335 in words is "twenty billion, six hundred eleven million, one hundred thirty-four thousand, three hundred thirty-five".