106651111125 has 128 divisors (see below), whose sum is σ = 203946462720. Its totient is φ = 49057228800.

The previous prime is 106651111097. The next prime is 106651111129. The reversal of 106651111125 is 521111156601.

It is not a de Polignac number, because 106651111125 - 2⁷ = 106651110997 is a prime.

It is a super-2 number, since 2×106651111125² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 106651111092 and 106651111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106651111129) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6753739 + ... + 6769511.

It is an arithmetic number, because the mean of its divisors is an integer number (1593331740).

Almost surely, 2^106651111125 is an apocalyptic number.

106651111125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106651111125 is a deficient number, since it is larger than the sum of its proper divisors (97295351595).

106651111125 is a wasteful number, since it uses less digits than its factorization.

106651111125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15896 (or 15886 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 30.

Adding to 106651111125 its reverse (521111156601), we get a palindrome (627762267726).

The spelling of 106651111125 in words is "one hundred six billion, six hundred fifty-one million, one hundred eleven thousand, one hundred twenty-five".