272120327212251 has 16 divisors (see below), whose sum is σ = 414659869154048. Its totient is φ = 155497208738400.

The previous prime is 272120327212243. The next prime is 272120327212319. The reversal of 272120327212251 is 152212723021272.

It is not a de Polignac number, because 272120327212251 - 2³ = 272120327212243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (272120327212211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27419736 + ... + 36001146.

It is an arithmetic number, because the mean of its divisors is an integer number (25916241822128).

Almost surely, 2^{272120327212251} is an apocalyptic number.

272120327212251 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

272120327212251 is a deficient number, since it is larger than the sum of its proper divisors (142539541941797).

272120327212251 is a wasteful number, since it uses less digits than its factorization.

272120327212251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10091442.

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 272120327212251 in words is "two hundred seventy-two trillion, one hundred twenty billion, three hundred twenty-seven million, two hundred twelve thousand, two hundred fifty-one".