100055106 has 24 divisors (see below), whose sum is σ = 226212480. Its totient is φ = 31901496.

The previous prime is 100055101. The next prime is 100055147. The reversal of 100055106 is 601550001.

It is a super-2 number, since 2×100055106² = 20022048473342472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (100055101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120426 + ... + 121253.

It is an arithmetic number, because the mean of its divisors is an integer number (9425520).

Almost surely, 2^100055106 is an apocalyptic number.

100055106 is an abundant number, since it is smaller than the sum of its proper divisors (126157374).

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

100055106 is a wasteful number, since it uses less digits than its factorization.

100055106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241710 (or 241707 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 100055106 is about 10002.7549205206. The cubic root of 100055106 is about 464.2441275031.

The spelling of 100055106 in words is "one hundred million, fifty-five thousand, one hundred six".