1010222002091 has 2 divisors, whose sum is σ = 1010222002092. Its totient is φ = 1010222002090.

The previous prime is 1010222002087. The next prime is 1010222002093. The reversal of 1010222002091 is 1902002220101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010222002091 - 2² = 1010222002087 is a prime.

Together with 1010222002093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1010222002093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505111001045 + 505111001046.

It is an arithmetic number, because the mean of its divisors is an integer number (505111001046).

Almost surely, 2^{1010222002091} is an apocalyptic number.

1010222002091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010222002091 is an equidigital number, since it uses as much as digits as its factorization.

1010222002091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1010222002091 its reverse (1902002220101), we get a palindrome (2912224222192).

The spelling of 1010222002091 in words is "one trillion, ten billion, two hundred twenty-two million, two thousand, ninety-one".