2021201012167 has 2 divisors, whose sum is σ = 2021201012168. Its totient is φ = 2021201012166.

The previous prime is 2021201012153. The next prime is 2021201012197. The reversal of 2021201012167 is 7612101021202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021201012167 - 2²³ = 2021192623559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021201012147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010600506083 + 1010600506084.

It is an arithmetic number, because the mean of its divisors is an integer number (1010600506084).

Almost surely, 2^{2021201012167} is an apocalyptic number.

2021201012167 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021201012167 is an equidigital number, since it uses as much as digits as its factorization.

2021201012167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 2021201012167 its reverse (7612101021202), we get a palindrome (9633302033369).

The spelling of 2021201012167 in words is "two trillion, twenty-one billion, two hundred one million, twelve thousand, one hundred sixty-seven".