122300145543 has 8 divisors (see below), whose sum is σ = 167474073328. Its totient is φ = 79329824064.

The previous prime is 122300145521. The next prime is 122300145563. The reversal of 122300145543 is 345541003221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122300145543 - 2³⁰ = 121226403719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122300145543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122300145503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550901446 + ... + 550901667.

It is an arithmetic number, because the mean of its divisors is an integer number (20934259166).

Almost surely, 2^122300145543 is an apocalyptic number.

122300145543 is a deficient number, since it is larger than the sum of its proper divisors (45173927785).

122300145543 is a wasteful number, since it uses less digits than its factorization.

122300145543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101803153.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 122300145543 its reverse (345541003221), we get a palindrome (467841148764).

The spelling of 122300145543 in words is "one hundred twenty-two billion, three hundred million, one hundred forty-five thousand, five hundred forty-three".