20234343311 has 32 divisors (see below), whose sum is σ = 26012636160. Its totient is φ = 15298170624.

The previous prime is 20234343307. The next prime is 20234343331. The reversal of 20234343311 is 11334343202.

It is a cyclic number.

It is not a de Polignac number, because 20234343311 - 2² = 20234343307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234343331) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 2358716 + ... + 2367278.

It is an arithmetic number, because the mean of its divisors is an integer number (812894880).

Almost surely, 2^20234343311 is an apocalyptic number.

20234343311 is a deficient number, since it is larger than the sum of its proper divisors (5778292849).

20234343311 is a wasteful number, since it uses less digits than its factorization.

20234343311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9735.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20234343311 its reverse (11334343202), we get a palindrome (31568686513).

The spelling of 20234343311 in words is "twenty billion, two hundred thirty-four million, three hundred forty-three thousand, three hundred eleven".