3141402430021 has 2 divisors, whose sum is σ = 3141402430022. Its totient is φ = 3141402430020.

The previous prime is 3141402430009. The next prime is 3141402430037. The reversal of 3141402430021 is 1200342041413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2662869148900 + 478533281121 = 1631830^2 + 691761^2 .

It is an emirp because it is prime and its reverse (1200342041413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3141402430021 - 2¹¹ = 3141402427973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3141402430321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570701215010 + 1570701215011.

It is an arithmetic number, because the mean of its divisors is an integer number (1570701215011).

Almost surely, 2^{3141402430021} is an apocalyptic number.

It is an amenable number.

3141402430021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3141402430021 is an equidigital number, since it uses as much as digits as its factorization.

3141402430021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 3141402430021 its reverse (1200342041413), we get a palindrome (4341744471434).

The spelling of 3141402430021 in words is "three trillion, one hundred forty-one billion, four hundred two million, four hundred thirty thousand, twenty-one".