100635224201138 has 12 divisors (see below), whose sum is σ = 165923365522110. Its totient is φ = 45743283727680.

The previous prime is 100635224201137. The next prime is 100635224201233. The reversal of 100635224201138 is 831102422536001.

It can be written as a sum of positive squares in only one way, i.e., 90140650143049 + 10494574058089 = 9494243^2 + 3239533^2 .

It is a super-2 number, since 2×100635224201138² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100635224201137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 207924016703 + ... + 207924017186.

Almost surely, 2^{100635224201138} is an apocalyptic number.

100635224201138 is a deficient number, since it is larger than the sum of its proper divisors (65288141320972).

100635224201138 is a wasteful number, since it uses less digits than its factorization.

100635224201138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415848033913 (or 415848033902 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

Adding to 100635224201138 its reverse (831102422536001), we get a palindrome (931737646737139).

The spelling of 100635224201138 in words is "one hundred trillion, six hundred thirty-five billion, two hundred twenty-four million, two hundred one thousand, one hundred thirty-eight".