105133445550023 has 8 divisors (see below), whose sum is σ = 115331763530880. Its totient is φ = 95041916239480.

The previous prime is 105133445549983. The next prime is 105133445550037. The reversal of 105133445550023 is 320055544331501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105133445550023 is a prime.

It is a super-2 number, since 2×105133445550023² (a number of 29 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 (105133445550053) 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, 26697165515 + ... + 26697169452.

It is an arithmetic number, because the mean of its divisors is an integer number (14416470441360).

Almost surely, 2^{105133445550023} is an apocalyptic number.

105133445550023 is a deficient number, since it is larger than the sum of its proper divisors (10198317980857).

105133445550023 is a wasteful number, since it uses less digits than its factorization.

105133445550023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53394335157.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 105133445550023 its reverse (320055544331501), we get a palindrome (425188989881524).

The spelling of 105133445550023 in words is "one hundred five trillion, one hundred thirty-three billion, four hundred forty-five million, five hundred fifty thousand, twenty-three".