122145336743 has 8 divisors (see below), whose sum is σ = 127812710016. Its totient is φ = 116585913600.

The previous prime is 122145336739. The next prime is 122145336779. The reversal of 122145336743 is 347633541221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122145336743 - 2² = 122145336739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122145336743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122145336793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26985218 + ... + 26989743.

It is an arithmetic number, because the mean of its divisors is an integer number (15976588752).

Almost surely, 2^122145336743 is an apocalyptic number.

122145336743 is a deficient number, since it is larger than the sum of its proper divisors (5667373273).

122145336743 is an equidigital number, since it uses as much as digits as its factorization.

122145336743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53975065.

The product of its digits is 362880, while the sum is 41.

Adding to 122145336743 its reverse (347633541221), we get a palindrome (469778877964).

The spelling of 122145336743 in words is "one hundred twenty-two billion, one hundred forty-five million, three hundred thirty-six thousand, seven hundred forty-three".