16343513022031 has 128 divisors (see below), whose sum is σ = 20398089793536. Its totient is φ = 12933700116480.

The previous prime is 16343513021987. The next prime is 16343513022047. The reversal of 16343513022031 is 13022031534361.

It is not a de Polignac number, because 16343513022031 - 2⁷ = 16343513021903 is a prime.

It is a super-2 number, since 2×16343513022031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16343513022091) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4654943566 + ... + 4654947076.

It is an arithmetic number, because the mean of its divisors is an integer number (159360076512).

Almost surely, 2^{16343513022031} is an apocalyptic number.

16343513022031 is a deficient number, since it is larger than the sum of its proper divisors (4054576771505).

16343513022031 is a wasteful number, since it uses less digits than its factorization.

16343513022031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 16343513022031 its reverse (13022031534361), we get a palindrome (29365544556392).

The spelling of 16343513022031 in words is "sixteen trillion, three hundred forty-three billion, five hundred thirteen million, twenty-two thousand, thirty-one".