101334144521 has 4 divisors (see below), whose sum is σ = 101780550672. Its totient is φ = 100887738372.

The previous prime is 101334144517. The next prime is 101334144557. The reversal of 101334144521 is 125441433101.

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 101334144521 - 2² = 101334144517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101334444521) 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, 223202735 + ... + 223203188.

It is an arithmetic number, because the mean of its divisors is an integer number (25445137668).

Almost surely, 2^101334144521 is an apocalyptic number.

It is an amenable number.

101334144521 is a deficient number, since it is larger than the sum of its proper divisors (446406151).

101334144521 is an equidigital number, since it uses as much as digits as its factorization.

101334144521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446406150.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 101334144521 its reverse (125441433101), we get a palindrome (226775577622).

The spelling of 101334144521 in words is "one hundred one billion, three hundred thirty-four million, one hundred forty-four thousand, five hundred twenty-one".