2213332401421 has 32 divisors (see below), whose sum is σ = 2421046323072. Its totient is φ = 2014930391040.

The previous prime is 2213332401419. The next prime is 2213332401503. The reversal of 2213332401421 is 1241042333122.

It is not a de Polignac number, because 2213332401421 - 2¹ = 2213332401419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2213332401421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213332401221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73539586 + ... + 73569676.

It is an arithmetic number, because the mean of its divisors is an integer number (75657697596).

Almost surely, 2^{2213332401421} is an apocalyptic number.

It is an amenable number.

2213332401421 is a deficient number, since it is larger than the sum of its proper divisors (207713921651).

2213332401421 is a wasteful number, since it uses less digits than its factorization.

2213332401421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30829.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2213332401421 its reverse (1241042333122), we get a palindrome (3454374734543).

The spelling of 2213332401421 in words is "two trillion, two hundred thirteen billion, three hundred thirty-two million, four hundred one thousand, four hundred twenty-one".