23100443543442 has 16 divisors (see below), whose sum is σ = 46201950895392. Its totient is φ = 7699970546400.

The previous prime is 23100443543423. The next prime is 23100443543467. The reversal of 23100443543442 is 24434534400132.

It is a self number, because there is not a number n which added to its sum of digits gives 23100443543442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44042923 + ... + 44564334.

It is an arithmetic number, because the mean of its divisors is an integer number (2887621930962).

Almost surely, 2^{23100443543442} is an apocalyptic number.

23100443543442 is an abundant number, since it is smaller than the sum of its proper divisors (23101507351950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23100443543442 is a wasteful number, since it uses less digits than its factorization.

23100443543442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88650713.

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 23100443543442 its reverse (24434534400132), we get a palindrome (47534977943574).

The spelling of 23100443543442 in words is "twenty-three trillion, one hundred billion, four hundred forty-three million, five hundred forty-three thousand, four hundred forty-two".