101102112091 has 2 divisors, whose sum is σ = 101102112092. Its totient is φ = 101102112090.

The previous prime is 101102111993. The next prime is 101102112107. The reversal of 101102112091 is 190211201101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101102112091 - 2⁷ = 101102111963 is a prime.

It is a super-2 number, since 2×101102112091² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101102112691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50551056045 + 50551056046.

It is an arithmetic number, because the mean of its divisors is an integer number (50551056046).

Almost surely, 2^101102112091 is an apocalyptic number.

101102112091 is a deficient number, since it is larger than the sum of its proper divisors (1).

101102112091 is an equidigital number, since it uses as much as digits as its factorization.

101102112091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 19.

Adding to 101102112091 its reverse (190211201101), we get a palindrome (291313313192).

The spelling of 101102112091 in words is "one hundred one billion, one hundred two million, one hundred twelve thousand, ninety-one".