122335520543 has 4 divisors (see below), whose sum is σ = 122338733088. Its totient is φ = 122332308000.

The previous prime is 122335520519. The next prime is 122335520551. The reversal of 122335520543 is 345025533221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345025533221 = 743 ⋅464368147.

It is a cyclic number.

It is not a de Polignac number, because 122335520543 - 2¹⁶ = 122335455007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122335520243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548458 + ... + 1625543.

It is an arithmetic number, because the mean of its divisors is an integer number (30584683272).

Almost surely, 2^122335520543 is an apocalyptic number.

122335520543 is a deficient number, since it is larger than the sum of its proper divisors (3212545).

122335520543 is an equidigital number, since it uses as much as digits as its factorization.

122335520543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212544.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 122335520543 in words is "one hundred twenty-two billion, three hundred thirty-five million, five hundred twenty thousand, five hundred forty-three".