1211116150717 has 8 divisors (see below), whose sum is σ = 1334298982752. Its totient is φ = 1090113546000.

The previous prime is 1211116150679. The next prime is 1211116150729. The reversal of 1211116150717 is 7170516111121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1211116150717 - 2²⁷ = 1210981932989 is a prime.

It is a super-2 number, since 2×1211116150717² (a number of 25 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 (1211116153717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545055663 + ... + 545057884.

It is an arithmetic number, because the mean of its divisors is an integer number (166787372844).

Almost surely, 2^{1211116150717} is an apocalyptic number.

It is an amenable number.

1211116150717 is a deficient number, since it is larger than the sum of its proper divisors (123182832035).

1211116150717 is a wasteful number, since it uses less digits than its factorization.

1211116150717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090113659.

The product of its (nonzero) digits is 2940, while the sum is 34.

The spelling of 1211116150717 in words is "one trillion, two hundred eleven billion, one hundred sixteen million, one hundred fifty thousand, seven hundred seventeen".