10720121671711 has 4 divisors (see below), whose sum is σ = 10722667418424. Its totient is φ = 10717575925000.

The previous prime is 10720121671697. The next prime is 10720121671741. The reversal of 10720121671711 is 11717612102701.

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 10720121671711 - 2⁹ = 10720121671199 is a prime.

It is a super-2 number, since 2×10720121671711² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10720121671741) 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, 1272867040 + ... + 1272875461.

It is an arithmetic number, because the mean of its divisors is an integer number (2680666854606).

Almost surely, 2^{10720121671711} is an apocalyptic number.

10720121671711 is a deficient number, since it is larger than the sum of its proper divisors (2545746713).

10720121671711 is an equidigital number, since it uses as much as digits as its factorization.

10720121671711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545746712.

The product of its (nonzero) digits is 8232, while the sum is 37.

The spelling of 10720121671711 in words is "ten trillion, seven hundred twenty billion, one hundred twenty-one million, six hundred seventy-one thousand, seven hundred eleven".