5211665023101 has 4 divisors (see below), whose sum is σ = 6948886697472. Its totient is φ = 3474443348732.

The previous prime is 5211665023099. The next prime is 5211665023151. The reversal of 5211665023101 is 1013205661125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5211665023101 - 2¹ = 5211665023099 is a prime.

It is a super-2 number, since 2×5211665023101² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211665023151) 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, 868610837181 + ... + 868610837186.

It is an arithmetic number, because the mean of its divisors is an integer number (1737221674368).

Almost surely, 2^{5211665023101} is an apocalyptic number.

It is an amenable number.

5211665023101 is a deficient number, since it is larger than the sum of its proper divisors (1737221674371).

5211665023101 is a wasteful number, since it uses less digits than its factorization.

5211665023101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737221674370.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 5211665023101 in words is "five trillion, two hundred eleven billion, six hundred sixty-five million, twenty-three thousand, one hundred one".