22121241104023 has 16 divisors (see below), whose sum is σ = 22535587694592. Its totient is φ = 21709768500000.

The previous prime is 22121241104009. The next prime is 22121241104033. The reversal of 22121241104023 is 32040114212122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22121241104023 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 (22121241104033) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 178074993 + ... + 178199173.

It is an arithmetic number, because the mean of its divisors is an integer number (1408474230912).

Almost surely, 2^{22121241104023} is an apocalyptic number.

22121241104023 is a deficient number, since it is larger than the sum of its proper divisors (414346590569).

22121241104023 is a wasteful number, since it uses less digits than its factorization.

22121241104023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135726.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 22121241104023 its reverse (32040114212122), we get a palindrome (54161355316145).

The spelling of 22121241104023 in words is "twenty-two trillion, one hundred twenty-one billion, two hundred forty-one million, one hundred four thousand, twenty-three".