106400100111091 has 2 divisors, whose sum is σ = 106400100111092. Its totient is φ = 106400100111090.

The previous prime is 106400100111077. The next prime is 106400100111101. The reversal of 106400100111091 is 190111001004601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106400100111091 - 2¹³ = 106400100102899 is a prime.

It is a super-2 number, since 2×106400100111091² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106400100111001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53200050055545 + 53200050055546.

It is an arithmetic number, because the mean of its divisors is an integer number (53200050055546).

Almost surely, 2^{106400100111091} is an apocalyptic number.

106400100111091 is a deficient number, since it is larger than the sum of its proper divisors (1).

106400100111091 is an equidigital number, since it uses as much as digits as its factorization.

106400100111091 is an odious number, because the sum of its binary digits is odd.

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

Adding to 106400100111091 its reverse (190111001004601), we get a palindrome (296511101115692).

The spelling of 106400100111091 in words is "one hundred six trillion, four hundred billion, one hundred million, one hundred eleven thousand, ninety-one".