1100230311031 has 4 divisors (see below), whose sum is σ = 1100845310200. Its totient is φ = 1099615311864.

The previous prime is 1100230311013. The next prime is 1100230311041. The reversal of 1100230311031 is 1301130320011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100230311031 - 2⁵ = 1100230310999 is a prime.

It is a super-2 number, since 2×1100230311031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100230310996 and 1100230311014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100230311001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307496901 + ... + 307500478.

It is an arithmetic number, because the mean of its divisors is an integer number (275211327550).

Almost surely, 2^{1100230311031} is an apocalyptic number.

1100230311031 is a deficient number, since it is larger than the sum of its proper divisors (614999169).

1100230311031 is an equidigital number, since it uses as much as digits as its factorization.

1100230311031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614999168.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1100230311031 its reverse (1301130320011), we get a palindrome (2401360631042).

The spelling of 1100230311031 in words is "one trillion, one hundred billion, two hundred thirty million, three hundred eleven thousand, thirty-one".