7201715112051 has 4 divisors (see below), whose sum is σ = 9602286816072. Its totient is φ = 4801143408032.

The previous prime is 7201715112047. The next prime is 7201715112071. The reversal of 7201715112051 is 1502115171027.

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

It is a cyclic number.

It is not a de Polignac number, because 7201715112051 - 2² = 7201715112047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7201715112071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200285852006 + ... + 1200285852011.

It is an arithmetic number, because the mean of its divisors is an integer number (2400571704018).

Almost surely, 2^{7201715112051} is an apocalyptic number.

7201715112051 is a deficient number, since it is larger than the sum of its proper divisors (2400571704021).

7201715112051 is a wasteful number, since it uses less digits than its factorization.

7201715112051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400571704020.

The product of its (nonzero) digits is 4900, while the sum is 33.

The spelling of 7201715112051 in words is "seven trillion, two hundred one billion, seven hundred fifteen million, one hundred twelve thousand, fifty-one".