100232543015 has 32 divisors (see below), whose sum is σ = 132891886656. Its totient is φ = 71969013760.

The previous prime is 100232543003. The next prime is 100232543017. The reversal of 100232543015 is 510345232001.

It is a happy number.

It is not a de Polignac number, because 100232543015 - 2³⁴ = 83052673831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100232543017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1565879 + ... + 1628631.

It is an arithmetic number, because the mean of its divisors is an integer number (4152871458).

Almost surely, 2^100232543015 is an apocalyptic number.

100232543015 is a deficient number, since it is larger than the sum of its proper divisors (32659343641).

100232543015 is a wasteful number, since it uses less digits than its factorization.

100232543015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63139.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 100232543015 its reverse (510345232001), we get a palindrome (610577775016).

The spelling of 100232543015 in words is "one hundred billion, two hundred thirty-two million, five hundred forty-three thousand, fifteen".