101102112691 has 2 divisors, whose sum is σ = 101102112692. Its totient is φ = 101102112690.

The previous prime is 101102112679. The next prime is 101102112697. The reversal of 101102112691 is 196211201101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101102112691 - 2⁷ = 101102112563 is a prime.

It is a super-2 number, since 2×101102112691² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101102112697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50551056345 + 50551056346.

It is an arithmetic number, because the mean of its divisors is an integer number (50551056346).

Almost surely, 2^101102112691 is an apocalyptic number.

101102112691 is a deficient number, since it is larger than the sum of its proper divisors (1).

101102112691 is an equidigital number, since it uses as much as digits as its factorization.

101102112691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

Adding to 101102112691 its reverse (196211201101), we get a palindrome (297313313792).

The spelling of 101102112691 in words is "one hundred one billion, one hundred two million, one hundred twelve thousand, six hundred ninety-one".