2153331602011 has 4 divisors (see below), whose sum is σ = 2153334997800. Its totient is φ = 2153328206224.

The previous prime is 2153331601999. The next prime is 2153331602039. The reversal of 2153331602011 is 1102061333512.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2153331602011 - 2³⁹ = 1603575788123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153331602111) 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, 432226 + ... + 2119783.

It is an arithmetic number, because the mean of its divisors is an integer number (538333749450).

Almost surely, 2^{2153331602011} is an apocalyptic number.

2153331602011 is a deficient number, since it is larger than the sum of its proper divisors (3395789).

2153331602011 is an equidigital number, since it uses as much as digits as its factorization.

2153331602011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395788.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 2153331602011 its reverse (1102061333512), we get a palindrome (3255392935523).

The spelling of 2153331602011 in words is "two trillion, one hundred fifty-three billion, three hundred thirty-one million, six hundred two thousand, eleven".