213122000024 has 8 divisors (see below), whose sum is σ = 399603750060. Its totient is φ = 106561000008.

The previous prime is 213122000023. The next prime is 213122000027. The reversal of 213122000024 is 420000221312.

213122000024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 213121999966 and 213122000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213122000023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13320124994 + ... + 13320125009.

Almost surely, 2^213122000024 is an apocalyptic number.

It is an amenable number.

213122000024 is a deficient number, since it is larger than the sum of its proper divisors (186481750036).

213122000024 is a wasteful number, since it uses less digits than its factorization.

213122000024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26640250009 (or 26640250005 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 213122000024 its reverse (420000221312), we get a palindrome (633122221336).

The spelling of 213122000024 in words is "two hundred thirteen billion, one hundred twenty-two million, twenty-four", and thus it is an aban number.