20430133211332 has 96 divisors (see below), whose sum is σ = 38893812249600. Its totient is φ = 9334110546432.

The previous prime is 20430133211329. The next prime is 20430133211339. The reversal of 20430133211332 is 23311233103402.

It is a self number, because there is not a number n which added to its sum of digits gives 20430133211332.

It is not an unprimeable number, because it can be changed into a prime (20430133211339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6378435243 + ... + 6378438445.

It is an arithmetic number, because the mean of its divisors is an integer number (405143877600).

Almost surely, 2^{20430133211332} is an apocalyptic number.

It is an amenable number.

20430133211332 is a deficient number, since it is larger than the sum of its proper divisors (18463679038268).

20430133211332 is a wasteful number, since it uses less digits than its factorization.

20430133211332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6365 (or 6363 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 20430133211332 its reverse (23311233103402), we get a palindrome (43741366314734).

The spelling of 20430133211332 in words is "twenty trillion, four hundred thirty billion, one hundred thirty-three million, two hundred eleven thousand, three hundred thirty-two".