122331432545 has 16 divisors (see below), whose sum is σ = 167942362368. Its totient is φ = 83797640640.

The previous prime is 122331432541. The next prime is 122331432547. The reversal of 122331432545 is 545234133221.

It is not a de Polignac number, because 122331432545 - 2² = 122331432541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122331432541) 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, 1773386 + ... + 1841075.

It is an arithmetic number, because the mean of its divisors is an integer number (10496397648).

Almost surely, 2^122331432545 is an apocalyptic number.

It is an amenable number.

122331432545 is a deficient number, since it is larger than the sum of its proper divisors (45610929823).

122331432545 is an equidigital number, since it uses as much as digits as its factorization.

122331432545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615440.

The product of its digits is 86400, while the sum is 35.

Adding to 122331432545 its reverse (545234133221), we get a palindrome (667565565766).

The spelling of 122331432545 in words is "one hundred twenty-two billion, three hundred thirty-one million, four hundred thirty-two thousand, five hundred forty-five".