23100121332240 has 80 divisors (see below), whose sum is σ = 71611145694528. Its totient is φ = 6159966156288.

The previous prime is 23100121332227. The next prime is 23100121332283. The reversal of 23100121332240 is 4223312100132.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 23100121332240.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24347394 + ... + 25278366.

Almost surely, 2^{23100121332240} is an apocalyptic number.

23100121332240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23100121332240 is an abundant number, since it is smaller than the sum of its proper divisors (48511024362288).

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

23100121332240 is a wasteful number, since it uses less digits than its factorization.

23100121332240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034376 (or 1034370 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23100121332240 its reverse (4223312100132), we get a palindrome (27323433432372).

The spelling of 23100121332240 in words is "twenty-three trillion, one hundred billion, one hundred twenty-one million, three hundred thirty-two thousand, two hundred forty".