2153442432231 has 6 divisors (see below), whose sum is σ = 3110527957680. Its totient is φ = 1435628288148.

The previous prime is 2153442432221. The next prime is 2153442432259. The reversal of 2153442432231 is 1322342443512.

2153442432231 is a `hidden beast` number, since 2 + 1 + 5 + 3 + 4 + 424 + 3 + 223 + 1 = 666.

It is not a de Polignac number, because 2153442432231 - 2¹⁴ = 2153442415847 is a prime.

It is a super-2 number, since 2×2153442432231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153442432221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119635690671 + ... + 119635690688.

It is an arithmetic number, because the mean of its divisors is an integer number (518421326280).

Almost surely, 2^{2153442432231} is an apocalyptic number.

2153442432231 is a deficient number, since it is larger than the sum of its proper divisors (957085525449).

2153442432231 is a wasteful number, since it uses less digits than its factorization.

2153442432231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239271381365 (or 239271381362 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 2153442432231 its reverse (1322342443512), we get a palindrome (3475784875743).

The spelling of 2153442432231 in words is "two trillion, one hundred fifty-three billion, four hundred forty-two million, four hundred thirty-two thousand, two hundred thirty-one".