106778184311 has 2 divisors, whose sum is σ = 106778184312. Its totient is φ = 106778184310.

The previous prime is 106778184307. The next prime is 106778184347. The reversal of 106778184311 is 113481877601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106778184311 - 2² = 106778184307 is a prime.

It is a super-2 number, since 2×106778184311² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106778181311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53389092155 + 53389092156.

It is an arithmetic number, because the mean of its divisors is an integer number (53389092156).

Almost surely, 2^106778184311 is an apocalyptic number.

106778184311 is a deficient number, since it is larger than the sum of its proper divisors (1).

106778184311 is an equidigital number, since it uses as much as digits as its factorization.

106778184311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 47.

The spelling of 106778184311 in words is "one hundred six billion, seven hundred seventy-eight million, one hundred eighty-four thousand, three hundred eleven".