101521106623 has 8 divisors (see below), whose sum is σ = 102480318720. Its totient is φ = 100562087640.

The previous prime is 101521106587. The next prime is 101521106653. The reversal of 101521106623 is 326601125101.

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 101521106623 - 2⁹ = 101521106111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101521106591 and 101521106600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101521106653) 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, 1147068 + ... + 1232398.

It is an arithmetic number, because the mean of its divisors is an integer number (12810039840).

Almost surely, 2^101521106623 is an apocalyptic number.

101521106623 is a deficient number, since it is larger than the sum of its proper divisors (959212097).

101521106623 is a wasteful number, since it uses less digits than its factorization.

101521106623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96557.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 101521106623 in words is "one hundred one billion, five hundred twenty-one million, one hundred six thousand, six hundred twenty-three".