122203434543 has 16 divisors (see below), whose sum is σ = 164467248000. Its totient is φ = 80704602720.

The previous prime is 122203434539. The next prime is 122203434569. The reversal of 122203434543 is 345434302221.

It is not a de Polignac number, because 122203434543 - 2² = 122203434539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122203434503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1630728 + ... + 1704018.

It is an arithmetic number, because the mean of its divisors is an integer number (10279203000).

Almost surely, 2^122203434543 is an apocalyptic number.

122203434543 is a deficient number, since it is larger than the sum of its proper divisors (42263813457).

122203434543 is a wasteful number, since it uses less digits than its factorization.

122203434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78502.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 122203434543 its reverse (345434302221), we get a palindrome (467637736764).

The spelling of 122203434543 in words is "one hundred twenty-two billion, two hundred three million, four hundred thirty-four thousand, five hundred forty-three".