122342203545 has 64 divisors (see below), whose sum is σ = 203896258560. Its totient is φ = 62572838400.

The previous prime is 122342203541. The next prime is 122342203547. The reversal of 122342203545 is 545302243221.

It is not a de Polignac number, because 122342203545 - 2² = 122342203541 is a prime.

It is a super-2 number, since 2×122342203545² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122342203541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45802560 + ... + 45805230.

It is an arithmetic number, because the mean of its divisors is an integer number (3185879040).

Almost surely, 2^122342203545 is an apocalyptic number.

122342203545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122342203545 is a deficient number, since it is larger than the sum of its proper divisors (81554055015).

122342203545 is a wasteful number, since it uses less digits than its factorization.

122342203545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 122342203545 its reverse (545302243221), we get a palindrome (667644446766).

The spelling of 122342203545 in words is "one hundred twenty-two billion, three hundred forty-two million, two hundred three thousand, five hundred forty-five".