3401214203521 has 2 divisors, whose sum is σ = 3401214203522. Its totient is φ = 3401214203520.

The previous prime is 3401214203389. The next prime is 3401214203531. The reversal of 3401214203521 is 1253024121043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3078845752896 + 322368450625 = 1754664^2 + 567775^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401214203521 - 2¹³ = 3401214195329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3401214203521.

It is not a weakly prime, because it can be changed into another prime (3401214203531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700607101760 + 1700607101761.

It is an arithmetic number, because the mean of its divisors is an integer number (1700607101761).

Almost surely, 2^{3401214203521} is an apocalyptic number.

It is an amenable number.

3401214203521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3401214203521 is an equidigital number, since it uses as much as digits as its factorization.

3401214203521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 3401214203521 its reverse (1253024121043), we get a palindrome (4654238324564).

The spelling of 3401214203521 in words is "three trillion, four hundred one billion, two hundred fourteen million, two hundred three thousand, five hundred twenty-one".