20131133301 has 12 divisors (see below), whose sum is σ = 29405027340. Its totient is φ = 13269960000.

The previous prime is 20131133293. The next prime is 20131133339. The reversal of 20131133301 is 10333113102.

It is a happy number.

20131133301 is a `hidden beast` number, since 20 + 1 + 311 + 3 + 330 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13173071076 + 6958062225 = 114774^2 + 83415^2 .

It is not a de Polignac number, because 20131133301 - 2³ = 20131133293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20131131301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12565450 + ... + 12567051.

It is an arithmetic number, because the mean of its divisors is an integer number (2450418945).

Almost surely, 2^20131133301 is an apocalyptic number.

It is an amenable number.

20131133301 is a deficient number, since it is larger than the sum of its proper divisors (9273894039).

20131133301 is a wasteful number, since it uses less digits than its factorization.

20131133301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25132596 (or 25132593 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 20131133301 its reverse (10333113102), we get a palindrome (30464246403).

The spelling of 20131133301 in words is "twenty billion, one hundred thirty-one million, one hundred thirty-three thousand, three hundred one".