2123310002221 has 8 divisors (see below), whose sum is σ = 2155212198720. Its totient is φ = 2091414011808.

The previous prime is 2123310002201. The next prime is 2123310002249. The reversal of 2123310002221 is 1222000133212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2123310002221 - 2²³ = 2123301613613 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 (2123310002201) 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 7 ways as a sum of consecutive naturals, for example, 859816 + ... + 2232913.

It is an arithmetic number, because the mean of its divisors is an integer number (269401524840).

Almost surely, 2^{2123310002221} is an apocalyptic number.

It is an amenable number.

2123310002221 is a deficient number, since it is larger than the sum of its proper divisors (31902196499).

2123310002221 is a wasteful number, since it uses less digits than its factorization.

2123310002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103043.

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

Adding to 2123310002221 its reverse (1222000133212), we get a palindrome (3345310135433).

The spelling of 2123310002221 in words is "two trillion, one hundred twenty-three billion, three hundred ten million, two thousand, two hundred twenty-one".