20134311132 has 24 divisors (see below), whose sum is σ = 50593910416. Its totient is φ = 6195172608.

The previous prime is 20134310923. The next prime is 20134311133. The reversal of 20134311132 is 23111343102.

It is a junction number, because it is equal to n+sod(n) for n = 20134311099 and 20134311108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134311133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64532893 + ... + 64533204.

Almost surely, 2^20134311132 is an apocalyptic number.

It is an amenable number.

20134311132 is an abundant number, since it is smaller than the sum of its proper divisors (30459599284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20134311132 is a wasteful number, since it uses less digits than its factorization.

20134311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129066117 (or 129066115 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20134311132 its reverse (23111343102), we get a palindrome (43245654234).

The spelling of 20134311132 in words is "twenty billion, one hundred thirty-four million, three hundred eleven thousand, one hundred thirty-two".