2213121333403 has 2 divisors, whose sum is σ = 2213121333404. Its totient is φ = 2213121333402.

The previous prime is 2213121333301. The next prime is 2213121333407. The reversal of 2213121333403 is 3043331213122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2213121333403 - 2¹³ = 2213121325211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213121333407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106560666701 + 1106560666702.

It is an arithmetic number, because the mean of its divisors is an integer number (1106560666702).

Almost surely, 2^{2213121333403} is an apocalyptic number.

2213121333403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213121333403 is an equidigital number, since it uses as much as digits as its factorization.

2213121333403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 2213121333403 its reverse (3043331213122), we get a palindrome (5256452546525).

The spelling of 2213121333403 in words is "two trillion, two hundred thirteen billion, one hundred twenty-one million, three hundred thirty-three thousand, four hundred three".