1100100020231 has 8 divisors (see below), whose sum is σ = 1100452111200. Its totient is φ = 1099747998720.

The previous prime is 1100100020191. The next prime is 1100100020233. The reversal of 1100100020231 is 1320200010011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100100020231 is a prime.

It is a super-2 number, since 2×1100100020231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100100020233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55886711 + ... + 55906391.

It is an arithmetic number, because the mean of its divisors is an integer number (137556513900).

Almost surely, 2^{1100100020231} is an apocalyptic number.

1100100020231 is a deficient number, since it is larger than the sum of its proper divisors (352090969).

1100100020231 is an equidigital number, since it uses as much as digits as its factorization.

1100100020231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34729.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1100100020231 its reverse (1320200010011), we get a palindrome (2420300030242).

The spelling of 1100100020231 in words is "one trillion, one hundred billion, one hundred million, twenty thousand, two hundred thirty-one".