3331201002061 has 2 divisors, whose sum is σ = 3331201002062. Its totient is φ = 3331201002060.

The previous prime is 3331201001993. The next prime is 3331201002079. The reversal of 3331201002061 is 1602001021333.

3331201002061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3072342896100 + 258858105961 = 1752810^2 + 508781^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331201002061 - 2³³ = 3322611067469 is a prime.

It is a super-2 number, since 2×3331201002061² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3331201002161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665600501030 + 1665600501031.

It is an arithmetic number, because the mean of its divisors is an integer number (1665600501031).

Almost surely, 2^{3331201002061} is an apocalyptic number.

It is an amenable number.

3331201002061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3331201002061 is an equidigital number, since it uses as much as digits as its factorization.

3331201002061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3331201002061 its reverse (1602001021333), we get a palindrome (4933202023394).

The spelling of 3331201002061 in words is "three trillion, three hundred thirty-one billion, two hundred one million, two thousand, sixty-one".