52221617210611 has 8 divisors (see below), whose sum is σ = 52542775148544. Its totient is φ = 51900468784200.

The previous prime is 52221617210603. The next prime is 52221617210617. The reversal of 52221617210611 is 11601271612225.

It is a happy number.

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 52221617210611 - 2³ = 52221617210603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52221617210617) 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, 8797590 + ... + 13484836.

It is an arithmetic number, because the mean of its divisors is an integer number (6567846893568).

Almost surely, 2^{52221617210611} is an apocalyptic number.

52221617210611 is a deficient number, since it is larger than the sum of its proper divisors (321157937933).

52221617210611 is a wasteful number, since it uses less digits than its factorization.

52221617210611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755761.

The product of its (nonzero) digits is 20160, while the sum is 37.

Adding to 52221617210611 its reverse (11601271612225), we get a palindrome (63822888822836).

The spelling of 52221617210611 in words is "fifty-two trillion, two hundred twenty-one billion, six hundred seventeen million, two hundred ten thousand, six hundred eleven".