2002010211977 has 2 divisors, whose sum is σ = 2002010211978. Its totient is φ = 2002010211976.

The previous prime is 2002010211961. The next prime is 2002010212021. The reversal of 2002010211977 is 7791120102002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1644919111936 + 357091100041 = 1282544^2 + 597571^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002010211977 - 2⁴ = 2002010211961 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002010219977) 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, 1001005105988 + 1001005105989.

It is an arithmetic number, because the mean of its divisors is an integer number (1001005105989).

Almost surely, 2^{2002010211977} is an apocalyptic number.

It is an amenable number.

2002010211977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002010211977 is an equidigital number, since it uses as much as digits as its factorization.

2002010211977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 32.

Adding to 2002010211977 its reverse (7791120102002), we get a palindrome (9793130313979).

The spelling of 2002010211977 in words is "two trillion, two billion, ten million, two hundred eleven thousand, nine hundred seventy-seven".