23103342240021 has 16 divisors (see below), whose sum is σ = 34232009001600. Its totient is φ = 15400052269344.

The previous prime is 23103342240019. The next prime is 23103342240023. The reversal of 23103342240021 is 12004224330132.

23103342240021 is a `hidden beast` number, since 2 + 310 + 3 + 342 + 2 + 4 + 0 + 0 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (23103342240019) and next prime (23103342240023).

It is not a de Polignac number, because 23103342240021 - 2¹ = 23103342240019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23103342240023) by changing a digit.

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, 60246736 + ... + 60629001.

It is an arithmetic number, because the mean of its divisors is an integer number (2139500562600).

Almost surely, 2^{23103342240021} is an apocalyptic number.

It is an amenable number.

23103342240021 is a deficient number, since it is larger than the sum of its proper divisors (11128666761579).

23103342240021 is a wasteful number, since it uses less digits than its factorization.

23103342240021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120882825 (or 120882819 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 23103342240021 its reverse (12004224330132), we get a palindrome (35107566570153).

The spelling of 23103342240021 in words is "twenty-three trillion, one hundred three billion, three hundred forty-two million, two hundred forty thousand, twenty-one".