20032311134 has 32 divisors (see below), whose sum is σ = 32944828896. Its totient is φ = 9059973120.

The previous prime is 20032311037. The next prime is 20032311137. The reversal of 20032311134 is 43111323002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20032311137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3779174 + ... + 3784470.

It is an arithmetic number, because the mean of its divisors is an integer number (1029525903).

Almost surely, 2^20032311134 is an apocalyptic number.

20032311134 is a deficient number, since it is larger than the sum of its proper divisors (12912517762).

20032311134 is a wasteful number, since it uses less digits than its factorization.

20032311134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6140.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20032311134 its reverse (43111323002), we get a palindrome (63143634136).

The spelling of 20032311134 in words is "twenty billion, thirty-two million, three hundred eleven thousand, one hundred thirty-four".