126225350520301 has 4 divisors (see below), whose sum is σ = 129304017606204. Its totient is φ = 123146683434400.

The previous prime is 126225350520299. The next prime is 126225350520343. The reversal of 126225350520301 is 103025053522621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21258563711401 + 104966786808900 = 4610701^2 + 10245330^2 .

It is a cyclic number.

It is not a de Polignac number, because 126225350520301 - 2¹ = 126225350520299 is a prime.

It is a super-3 number, since 3×126225350520301³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126225350590301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539333542890 + ... + 1539333542971.

It is an arithmetic number, because the mean of its divisors is an integer number (32326004401551).

Almost surely, 2^{126225350520301} is an apocalyptic number.

It is an amenable number.

126225350520301 is a deficient number, since it is larger than the sum of its proper divisors (3078667085903).

126225350520301 is an equidigital number, since it uses as much as digits as its factorization.

126225350520301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078667085902.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 126225350520301 in words is "one hundred twenty-six trillion, two hundred twenty-five billion, three hundred fifty million, five hundred twenty thousand, three hundred one".