100232551533 has 16 divisors (see below), whose sum is σ = 133864386560. Its totient is φ = 66711303216.

The previous prime is 100232551487. The next prime is 100232551541. The reversal of 100232551533 is 335155232001.

It is not a de Polignac number, because 100232551533 - 2¹⁴ = 100232535149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100232551533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100232551583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4747266 + ... + 4768332.

It is an arithmetic number, because the mean of its divisors is an integer number (8366524160).

Almost surely, 2^100232551533 is an apocalyptic number.

It is an amenable number.

100232551533 is a deficient number, since it is larger than the sum of its proper divisors (33631835027).

100232551533 is a wasteful number, since it uses less digits than its factorization.

100232551533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23616.

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 100232551533 its reverse (335155232001), we get a palindrome (435387783534).

The spelling of 100232551533 in words is "one hundred billion, two hundred thirty-two million, five hundred fifty-one thousand, five hundred thirty-three".