122451141510545 has 16 divisors (see below), whose sum is σ = 147438840724032. Its totient is φ = 97629825683520.

The previous prime is 122451141510539. The next prime is 122451141510559. The reversal of 122451141510545 is 545015141154221.

It is a de Polignac number, because none of the positive numbers 2^k-122451141510545 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33233627 + ... + 36733856.

It is an arithmetic number, because the mean of its divisors is an integer number (9214927545252).

Almost surely, 2^{122451141510545} is an apocalyptic number.

It is an amenable number.

122451141510545 is a deficient number, since it is larger than the sum of its proper divisors (24987699213487).

122451141510545 is an equidigital number, since it uses as much as digits as its factorization.

122451141510545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69968672.

The product of its (nonzero) digits is 160000, while the sum is 41.

Adding to 122451141510545 its reverse (545015141154221), we get a palindrome (667466282664766).

The spelling of 122451141510545 in words is "one hundred twenty-two trillion, four hundred fifty-one billion, one hundred forty-one million, five hundred ten thousand, five hundred forty-five".