2102012220151 has 2 divisors, whose sum is σ = 2102012220152. Its totient is φ = 2102012220150.

The previous prime is 2102012220127. The next prime is 2102012220163. The reversal of 2102012220151 is 1510222102012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102012220151 - 2⁷ = 2102012220023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102012221151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051006110075 + 1051006110076.

It is an arithmetic number, because the mean of its divisors is an integer number (1051006110076).

Almost surely, 2^{2102012220151} is an apocalyptic number.

2102012220151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102012220151 is an equidigital number, since it uses as much as digits as its factorization.

2102012220151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 2102012220151 its reverse (1510222102012), we get a palindrome (3612234322163).

The spelling of 2102012220151 in words is "two trillion, one hundred two billion, twelve million, two hundred twenty thousand, one hundred fifty-one".