100244444121 has 12 divisors (see below), whose sum is σ = 146542080048. Its totient is φ = 66024452664.

The previous prime is 100244444039. The next prime is 100244444129. The reversal of 100244444121 is 121444442001.

It is a happy number.

100244444121 is a `hidden beast` number, since 1 + 0 + 0 + 244 + 4 + 4 + 412 + 1 = 666.

It is not a de Polignac number, because 100244444121 - 2¹⁴ = 100244427737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100244444129) 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, 67097275 + ... + 67098768.

It is an arithmetic number, because the mean of its divisors is an integer number (12211840004).

Almost surely, 2^100244444121 is an apocalyptic number.

It is an amenable number.

100244444121 is a deficient number, since it is larger than the sum of its proper divisors (46297635927).

100244444121 is a wasteful number, since it uses less digits than its factorization.

100244444121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134196132 (or 134196129 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 100244444121 its reverse (121444442001), we get a palindrome (221688886122).

The spelling of 100244444121 in words is "one hundred billion, two hundred forty-four million, four hundred forty-four thousand, one hundred twenty-one".