3087400424221 has 2 divisors, whose sum is σ = 3087400424222. Its totient is φ = 3087400424220.

The previous prime is 3087400424183. The next prime is 3087400424243. The reversal of 3087400424221 is 1224240047803.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3087171991225 + 228432996 = 1757035^2 + 15114^2 .

It is a cyclic number.

It is not a de Polignac number, because 3087400424221 - 2¹¹ = 3087400422173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3087400424261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1543700212110 + 1543700212111.

It is an arithmetic number, because the mean of its divisors is an integer number (1543700212111).

Almost surely, 2^{3087400424221} is an apocalyptic number.

It is an amenable number.

3087400424221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3087400424221 is an equidigital number, since it uses as much as digits as its factorization.

3087400424221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86016, while the sum is 37.

The spelling of 3087400424221 in words is "three trillion, eighty-seven billion, four hundred million, four hundred twenty-four thousand, two hundred twenty-one".