2214230434421 has 2 divisors, whose sum is σ = 2214230434422. Its totient is φ = 2214230434420.

The previous prime is 2214230434387. The next prime is 2214230434453. The reversal of 2214230434421 is 1244340324122.

It is a happy number.

It is an a-pointer prime, because the next prime (2214230434453) can be obtained adding 2214230434421 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2194353382225 + 19877052196 = 1481335^2 + 140986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2214230434421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2214230434321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107115217210 + 1107115217211.

It is an arithmetic number, because the mean of its divisors is an integer number (1107115217211).

Almost surely, 2^{2214230434421} is an apocalyptic number.

It is an amenable number.

2214230434421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2214230434421 is an equidigital number, since it uses as much as digits as its factorization.

2214230434421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2214230434421 its reverse (1244340324122), we get a palindrome (3458570758543).

The spelling of 2214230434421 in words is "two trillion, two hundred fourteen billion, two hundred thirty million, four hundred thirty-four thousand, four hundred twenty-one".