2321213122000 has 80 divisors (see below), whose sum is σ = 5718593464272. Its totient is φ = 910966617600.

The previous prime is 2321213121907. The next prime is 2321213122013. The reversal of 2321213122000 is 2213121232.

It can be written as a sum of positive squares in 8 ways, for example, as 137190233664 + 2184022888336 = 370392^2 + 1477844^2 .

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

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 10843119 + ... + 11055118.

Almost surely, 2^{2321213122000} is an apocalyptic number.

2321213122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321213122000 is an abundant number, since it is smaller than the sum of its proper divisors (3397380342272).

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

2321213122000 is a wasteful number, since it uses less digits than its factorization.

2321213122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21898313 (or 21898297 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2321213122000 its reverse (2213121232), we get a palindrome (2323426243232).

The spelling of 2321213122000 in words is "two trillion, three hundred twenty-one billion, two hundred thirteen million, one hundred twenty-two thousand".