1712122152011 has 4 divisors (see below), whose sum is σ = 1727829694800. Its totient is φ = 1696414609224.

The previous prime is 1712122152007. The next prime is 1712122152061. The reversal of 1712122152011 is 1102512212171.

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 1712122152011 - 2² = 1712122152007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1712122152061) 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, 7853771231 + ... + 7853771448.

It is an arithmetic number, because the mean of its divisors is an integer number (431957423700).

Almost surely, 2^{1712122152011} is an apocalyptic number.

1712122152011 is a deficient number, since it is larger than the sum of its proper divisors (15707542789).

1712122152011 is a wasteful number, since it uses less digits than its factorization.

1712122152011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15707542788.

The product of its (nonzero) digits is 560, while the sum is 26.

Adding to 1712122152011 its reverse (1102512212171), we get a palindrome (2814634364182).

The spelling of 1712122152011 in words is "one trillion, seven hundred twelve billion, one hundred twenty-two million, one hundred fifty-two thousand, eleven".