100122055 has 24 divisors (see below), whose sum is σ = 133929936. Its totient is φ = 71786880.

The previous prime is 100122049. The next prime is 100122067. The reversal of 100122055 is 550221001.

It is not a de Polignac number, because 100122055 - 2³ = 100122047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43032 + ... + 45298.

It is an arithmetic number, because the mean of its divisors is an integer number (5580414).

Almost surely, 2^100122055 is an apocalyptic number.

100122055 is a deficient number, since it is larger than the sum of its proper divisors (33807881).

100122055 is a wasteful number, since it uses less digits than its factorization.

100122055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2356 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 100122055 is about 10006.1008889577. The cubic root of 100122055 is about 464.3476496242.

Adding to 100122055 its reverse (550221001), we get a palindrome (650343056).

The spelling of 100122055 in words is "one hundred million, one hundred twenty-two thousand, fifty-five".