214423233531 has 32 divisors (see below), whose sum is σ = 318503098368. Its totient is φ = 127422443520.

The previous prime is 214423233529. The next prime is 214423233539. The reversal of 214423233531 is 135332324412.

It is not a de Polignac number, because 214423233531 - 2¹ = 214423233529 is a prime.

It is a super-2 number, since 2×214423233531² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214423233492 and 214423233501.

It is not an unprimeable number, because it can be changed into a prime (214423233539) 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, 374715 + ... + 754491.

It is an arithmetic number, because the mean of its divisors is an integer number (9953221824).

Almost surely, 2^214423233531 is an apocalyptic number.

214423233531 is a deficient number, since it is larger than the sum of its proper divisors (104079864837).

214423233531 is a wasteful number, since it uses less digits than its factorization.

214423233531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380291.

The product of its digits is 51840, while the sum is 33.

Adding to 214423233531 its reverse (135332324412), we get a palindrome (349755557943).

The spelling of 214423233531 in words is "two hundred fourteen billion, four hundred twenty-three million, two hundred thirty-three thousand, five hundred thirty-one".