101004553623 has 8 divisors (see below), whose sum is σ = 134716489600. Its totient is φ = 67314493368.

The previous prime is 101004553621. The next prime is 101004553631. The reversal of 101004553623 is 326355400101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101004553623 - 2¹ = 101004553621 is a prime.

It is a super-2 number, since 2×101004553623² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101004553621) 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, 5458153 + ... + 5476626.

It is an arithmetic number, because the mean of its divisors is an integer number (16839561200).

Almost surely, 2^101004553623 is an apocalyptic number.

101004553623 is a deficient number, since it is larger than the sum of its proper divisors (33711935977).

101004553623 is a wasteful number, since it uses less digits than its factorization.

101004553623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10937861.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 101004553623 its reverse (326355400101), we get a palindrome (427359953724).

The spelling of 101004553623 in words is "one hundred one billion, four million, five hundred fifty-three thousand, six hundred twenty-three".