2213203423021 has 8 divisors (see below), whose sum is σ = 2274828765440. Its totient is φ = 2152039694112.

The previous prime is 2213203422971. The next prime is 2213203423031. The reversal of 2213203423021 is 1203243023122.

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 2213203423021 - 2¹⁹ = 2213202898733 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 (2213203423031) 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 in 7 ways as a sum of consecutive naturals, for example, 115393656 + ... + 115412833.

It is an arithmetic number, because the mean of its divisors is an integer number (284353595680).

Almost surely, 2^{2213203423021} is an apocalyptic number.

It is an amenable number.

2213203423021 is a deficient number, since it is larger than the sum of its proper divisors (61625342419).

2213203423021 is a wasteful number, since it uses less digits than its factorization.

2213203423021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230806755.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2213203423021 its reverse (1203243023122), we get a palindrome (3416446446143).

The spelling of 2213203423021 in words is "two trillion, two hundred thirteen billion, two hundred three million, four hundred twenty-three thousand, twenty-one".