122312110245543 has 24 divisors (see below), whose sum is σ = 181556843231088. Its totient is φ = 79289991631872.

The previous prime is 122312110245541. The next prime is 122312110245569. The reversal of 122312110245543 is 345542011213221.

122312110245543 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 1 + 2 + 1 + 102 + 4 + 5 + 543 = 666.

It is not a de Polignac number, because 122312110245543 - 2¹ = 122312110245541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122312110245498 and 122312110245507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122312110245541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109613946 + ... + 110724167.

It is an arithmetic number, because the mean of its divisors is an integer number (7564868467962).

Almost surely, 2^{122312110245543} is an apocalyptic number.

122312110245543 is a deficient number, since it is larger than the sum of its proper divisors (59244732985545).

122312110245543 is a wasteful number, since it uses less digits than its factorization.

122312110245543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220339823 (or 220339820 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 122312110245543 its reverse (345542011213221), we get a palindrome (467854121458764).

The spelling of 122312110245543 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred ten million, two hundred forty-five thousand, five hundred forty-three".