106122555 has 160 divisors (see below), whose sum is σ = 245887488. Its totient is φ = 42508800.

The previous prime is 106122553. The next prime is 106122557. The reversal of 106122555 is 555221601.

106122555 is a `hidden beast` number, since 106 + 1 + 2 + 2 + 555 = 666.

It is an interprime number because it is at equal distance from previous prime (106122553) and next prime (106122557).

It is not a de Polignac number, because 106122555 - 2¹ = 106122553 is a prime.

It is a super-2 number, since 2×106122555² = 22523993359456050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (106122553) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1278544 + ... + 1278626.

Almost surely, 2^106122555 is an apocalyptic number.

106122555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106122555 is an abundant number, since it is smaller than the sum of its proper divisors (139764933).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106122555 is a wasteful number, since it uses less digits than its factorization.

106122555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 106122555 is about 10301.5802185878. The cubic root of 106122555 is about 473.4446709040. Note that the first 3 decimals are identical.

The spelling of 106122555 in words is "one hundred six million, one hundred twenty-two thousand, five hundred fifty-five".