100922115 has 96 divisors (see below), whose sum is σ = 204773184. Its totient is φ = 42147840.

The previous prime is 100922093. The next prime is 100922131. The reversal of 100922115 is 511229001.

It is a Cunningham number, because it is equal to 10046²-1.

It is not a de Polignac number, because 100922115 - 2⁵ = 100922083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 100922091 and 100922100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 512197 + ... + 512393.

It is an arithmetic number, because the mean of its divisors is an integer number (2133054).

Almost surely, 2^100922115 is an apocalyptic number.

100922115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100922115 is an abundant number, since it is smaller than the sum of its proper divisors (103851069).

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

100922115 is a wasteful number, since it uses less digits than its factorization.

100922115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 100922115 is about 10045.9999502289. Note that the first 4 decimals coincide. The cubic root of 100922115 is about 465.5812133352.

The spelling of 100922115 in words is "one hundred million, nine hundred twenty-two thousand, one hundred fifteen".