20132133321 has 16 divisors (see below), whose sum is σ = 27495382464. Its totient is φ = 13095796224.

The previous prime is 20132133313. The next prime is 20132133323. The reversal of 20132133321 is 12333123102.

It is not a de Polignac number, because 20132133321 - 2³ = 20132133313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20132133323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46165 + ... + 205901.

It is an arithmetic number, because the mean of its divisors is an integer number (1718461404).

Almost surely, 2^20132133321 is an apocalyptic number.

It is an amenable number.

20132133321 is a deficient number, since it is larger than the sum of its proper divisors (7363249143).

20132133321 is a wasteful number, since it uses less digits than its factorization.

20132133321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160760.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20132133321 its reverse (12333123102), we get a palindrome (32465256423).

The spelling of 20132133321 in words is "twenty billion, one hundred thirty-two million, one hundred thirty-three thousand, three hundred twenty-one".