125011673340221 has 8 divisors (see below), whose sum is σ = 131666093987904. Its totient is φ = 118458846901120.

The previous prime is 125011673340217. The next prime is 125011673340259. The reversal of 125011673340221 is 122043376110521.

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 125011673340221 - 2² = 125011673340217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125011673340271) 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, 25398549620 + ... + 25398554541.

It is an arithmetic number, because the mean of its divisors is an integer number (16458261748488).

Almost surely, 2^{125011673340221} is an apocalyptic number.

It is an amenable number.

125011673340221 is a deficient number, since it is larger than the sum of its proper divisors (6654420647683).

125011673340221 is a wasteful number, since it uses less digits than its factorization.

125011673340221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50797104291.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 125011673340221 in words is "one hundred twenty-five trillion, eleven billion, six hundred seventy-three million, three hundred forty thousand, two hundred twenty-one".