100243220331111 has 16 divisors (see below), whose sum is σ = 157024345134720. Its totient is φ = 56080123261920.

The previous prime is 100243220331101. The next prime is 100243220331187. The reversal of 100243220331111 is 111133022342001.

It is not a de Polignac number, because 100243220331111 - 2¹⁵ = 100243220298343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100243220331101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116833589701 + ... + 116833590558.

It is an arithmetic number, because the mean of its divisors is an integer number (9814021570920).

Almost surely, 2^{100243220331111} is an apocalyptic number.

100243220331111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100243220331111 is a deficient number, since it is larger than the sum of its proper divisors (56781124803609).

100243220331111 is a wasteful number, since it uses less digits than its factorization.

100243220331111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233667180286.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 100243220331111 its reverse (111133022342001), we get a palindrome (211376242673112).

The spelling of 100243220331111 in words is "one hundred trillion, two hundred forty-three billion, two hundred twenty million, three hundred thirty-one thousand, one hundred eleven".