125622502112321 has 4 divisors (see below), whose sum is σ = 131084350030272. Its totient is φ = 120160654194372.

The previous prime is 125622502112297. The next prime is 125622502112351. The reversal of 125622502112321 is 123211205226521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125622502112321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125622502112351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730923958941 + ... + 2730923958986.

It is an arithmetic number, because the mean of its divisors is an integer number (32771087507568).

Almost surely, 2^{125622502112321} is an apocalyptic number.

It is an amenable number.

125622502112321 is a deficient number, since it is larger than the sum of its proper divisors (5461847917951).

125622502112321 is an equidigital number, since it uses as much as digits as its factorization.

125622502112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461847917950.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 125622502112321 its reverse (123211205226521), we get a palindrome (248833707338842).

The spelling of 125622502112321 in words is "one hundred twenty-five trillion, six hundred twenty-two billion, five hundred two million, one hundred twelve thousand, three hundred twenty-one".