2133201331101 has 4 divisors (see below), whose sum is σ = 2844268441472. Its totient is φ = 1422134220732.

The previous prime is 2133201331099. The next prime is 2133201331109. The reversal of 2133201331101 is 1011331023312.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2133201331101 - 2¹ = 2133201331099 is a prime.

It is a super-2 number, since 2×2133201331101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133201331109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355533555181 + ... + 355533555186.

It is an arithmetic number, because the mean of its divisors is an integer number (711067110368).

Almost surely, 2^{2133201331101} is an apocalyptic number.

It is an amenable number.

2133201331101 is a deficient number, since it is larger than the sum of its proper divisors (711067110371).

2133201331101 is an equidigital number, since it uses as much as digits as its factorization.

2133201331101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711067110370.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2133201331101 its reverse (1011331023312), we get a palindrome (3144532354413).

The spelling of 2133201331101 in words is "two trillion, one hundred thirty-three billion, two hundred one million, three hundred thirty-one thousand, one hundred one".