5231420340111 has 32 divisors (see below), whose sum is σ = 8857574822400. Its totient is φ = 2989334600640.

The previous prime is 5231420340073. The next prime is 5231420340119. The reversal of 5231420340111 is 1110430241325.

5231420340111 is a `hidden beast` number, since 5 + 2 + 314 + 2 + 0 + 340 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 5231420340111 - 2¹⁹ = 5231419815823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231420340119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13771971 + ... + 14146731.

It is an arithmetic number, because the mean of its divisors is an integer number (276799213200).

Almost surely, 2^{5231420340111} is an apocalyptic number.

5231420340111 is a deficient number, since it is larger than the sum of its proper divisors (3626154482289).

5231420340111 is a wasteful number, since it uses less digits than its factorization.

5231420340111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448636 (or 448630 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 5231420340111 its reverse (1110430241325), we get a palindrome (6341850581436).

The spelling of 5231420340111 in words is "five trillion, two hundred thirty-one billion, four hundred twenty million, three hundred forty thousand, one hundred eleven".