100022101020191 has 6 divisors (see below), whose sum is σ = 116352239962320. Its totient is φ = 85733229445836.

The previous prime is 100022101020181. The next prime is 100022101020199. The reversal of 100022101020191 is 191020101220001.

It is a de Polignac number, because none of the positive numbers 2^k-100022101020191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022101020199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1020633683831 + ... + 1020633683928.

It is an arithmetic number, because the mean of its divisors is an integer number (19392039993720).

Almost surely, 2^{100022101020191} is an apocalyptic number.

100022101020191 is a deficient number, since it is larger than the sum of its proper divisors (16330138942129).

100022101020191 is an equidigital number, since it uses as much as digits as its factorization.

100022101020191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041267367773 (or 2041267367766 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 100022101020191 its reverse (191020101220001), we get a palindrome (291042202240192).

The spelling of 100022101020191 in words is "one hundred trillion, twenty-two billion, one hundred one million, twenty thousand, one hundred ninety-one".