1421011120343 has 2 divisors, whose sum is σ = 1421011120344. Its totient is φ = 1421011120342.

The previous prime is 1421011120339. The next prime is 1421011120357. The reversal of 1421011120343 is 3430211101241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1421011120343 - 2² = 1421011120339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421011120643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710505560171 + 710505560172.

It is an arithmetic number, because the mean of its divisors is an integer number (710505560172).

Almost surely, 2^{1421011120343} is an apocalyptic number.

1421011120343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421011120343 is an equidigital number, since it uses as much as digits as its factorization.

1421011120343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1421011120343 its reverse (3430211101241), we get a palindrome (4851222221584).

The spelling of 1421011120343 in words is "one trillion, four hundred twenty-one billion, eleven million, one hundred twenty thousand, three hundred forty-three".