2234021021389 has 2 divisors, whose sum is σ = 2234021021390. Its totient is φ = 2234021021388.

The previous prime is 2234021021387. The next prime is 2234021021461. The reversal of 2234021021389 is 9831201204322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2129600269225 + 104420752164 = 1459315^2 + 323142^2 .

It is a cyclic number.

It is not a de Polignac number, because 2234021021389 - 2¹ = 2234021021387 is a prime.

Together with 2234021021387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2234021021387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117010510694 + 1117010510695.

It is an arithmetic number, because the mean of its divisors is an integer number (1117010510695).

Almost surely, 2^{2234021021389} is an apocalyptic number.

It is an amenable number.

2234021021389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2234021021389 is an equidigital number, since it uses as much as digits as its factorization.

2234021021389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 2234021021389 in words is "two trillion, two hundred thirty-four billion, twenty-one million, twenty-one thousand, three hundred eighty-nine".