7111720652011 has 4 divisors (see below), whose sum is σ = 7112209411024. Its totient is φ = 7111231893000.

The previous prime is 7111720651901. The next prime is 7111720652021. The reversal of 7111720652011 is 1102560271117.

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 7111720652011 - 2²⁵ = 7111687097579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7111720652021) 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, 244357680 + ... + 244386781.

It is an arithmetic number, because the mean of its divisors is an integer number (1778052352756).

Almost surely, 2^{7111720652011} is an apocalyptic number.

7111720652011 is a deficient number, since it is larger than the sum of its proper divisors (488759013).

7111720652011 is a wasteful number, since it uses less digits than its factorization.

7111720652011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488759012.

The product of its (nonzero) digits is 5880, while the sum is 34.

The spelling of 7111720652011 in words is "seven trillion, one hundred eleven billion, seven hundred twenty million, six hundred fifty-two thousand, eleven".