141219443021 has 2 divisors, whose sum is σ = 141219443022. Its totient is φ = 141219443020.

The previous prime is 141219442981. The next prime is 141219443023. The reversal of 141219443021 is 120344912141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98624262025 + 42595180996 = 314045^2 + 206386^2 .

It is a cyclic number.

It is not a de Polignac number, because 141219443021 - 2¹⁸ = 141219180877 is a prime.

It is a super-2 number, since 2×141219443021² (a number of 23 digits) contains 22 as substring.

Together with 141219443023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141219443023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70609721510 + 70609721511.

It is an arithmetic number, because the mean of its divisors is an integer number (70609721511).

Almost surely, 2^141219443021 is an apocalyptic number.

It is an amenable number.

141219443021 is a deficient number, since it is larger than the sum of its proper divisors (1).

141219443021 is an equidigital number, since it uses as much as digits as its factorization.

141219443021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 141219443021 in words is "one hundred forty-one billion, two hundred nineteen million, four hundred forty-three thousand, twenty-one".