1010120222191 has 2 divisors, whose sum is σ = 1010120222192. Its totient is φ = 1010120222190.

The previous prime is 1010120222159. The next prime is 1010120222227. The reversal of 1010120222191 is 1912220210101.

It is a weak prime.

It is an emirp because it is prime and its reverse (1912220210101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010120222191 - 2⁵ = 1010120222159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010120222131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505060111095 + 505060111096.

It is an arithmetic number, because the mean of its divisors is an integer number (505060111096).

Almost surely, 2^{1010120222191} is an apocalyptic number.

1010120222191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010120222191 is an equidigital number, since it uses as much as digits as its factorization.

1010120222191 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 22.

Adding to 1010120222191 its reverse (1912220210101), we get a palindrome (2922340432292).

The spelling of 1010120222191 in words is "one trillion, ten billion, one hundred twenty million, two hundred twenty-two thousand, one hundred ninety-one".