2021402412067 has 2 divisors, whose sum is σ = 2021402412068. Its totient is φ = 2021402412066.

The previous prime is 2021402412049. The next prime is 2021402412119. The reversal of 2021402412067 is 7602142041202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021402412067 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021402416067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010701206033 + 1010701206034.

It is an arithmetic number, because the mean of its divisors is an integer number (1010701206034).

Almost surely, 2^{2021402412067} is an apocalyptic number.

2021402412067 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021402412067 is an equidigital number, since it uses as much as digits as its factorization.

2021402412067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 2021402412067 its reverse (7602142041202), we get a palindrome (9623544453269).

The spelling of 2021402412067 in words is "two trillion, twenty-one billion, four hundred two million, four hundred twelve thousand, sixty-seven".