122040534345 has 16 divisors (see below), whose sum is σ = 195283992960. Its totient is φ = 65081905664.

The previous prime is 122040534331. The next prime is 122040534349. The reversal of 122040534345 is 543435040221.

It is a cyclic number.

It is not a de Polignac number, because 122040534345 - 2⁶ = 122040534281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122040534349) 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, 238485 + ... + 548594.

It is an arithmetic number, because the mean of its divisors is an integer number (12205249560).

Almost surely, 2^122040534345 is an apocalyptic number.

122040534345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122040534345 is a deficient number, since it is larger than the sum of its proper divisors (73243458615).

122040534345 is a wasteful number, since it uses less digits than its factorization.

122040534345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797424.

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

Adding to 122040534345 its reverse (543435040221), we get a palindrome (665475574566).

The spelling of 122040534345 in words is "one hundred twenty-two billion, forty million, five hundred thirty-four thousand, three hundred forty-five".