2302143003421 has 2 divisors, whose sum is σ = 2302143003422. Its totient is φ = 2302143003420.

The previous prime is 2302143003379. The next prime is 2302143003431. The reversal of 2302143003421 is 1243003412032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2298589532100 + 3553471321 = 1516110^2 + 59611^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302143003421 - 2³⁵ = 2267783265053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2302143003431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151071501710 + 1151071501711.

It is an arithmetic number, because the mean of its divisors is an integer number (1151071501711).

Almost surely, 2^{2302143003421} is an apocalyptic number.

It is an amenable number.

2302143003421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302143003421 is an equidigital number, since it uses as much as digits as its factorization.

2302143003421 is an evil number, because the sum of its binary digits is even.

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

Adding to 2302143003421 its reverse (1243003412032), we get a palindrome (3545146415453).

The spelling of 2302143003421 in words is "two trillion, three hundred two billion, one hundred forty-three million, three thousand, four hundred twenty-one".