1100012331031 has 8 divisors (see below), whose sum is σ = 1142393926784. Its totient is φ = 1058394367800.

The previous prime is 1100012330947. The next prime is 1100012331107. The reversal of 1100012331031 is 1301332100011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100012331031 - 2¹¹ = 1100012328983 is a prime.

It is a super-2 number, since 2×1100012331031² (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 = 1100012330996 and 1100012331014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100012331931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190905195 + ... + 190910956.

It is an arithmetic number, because the mean of its divisors is an integer number (142799240848).

Almost surely, 2^{1100012331031} is an apocalyptic number.

1100012331031 is a deficient number, since it is larger than the sum of its proper divisors (42381595753).

1100012331031 is an equidigital number, since it uses as much as digits as its factorization.

1100012331031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381816261.

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

Adding to 1100012331031 its reverse (1301332100011), we get a palindrome (2401344431042).

The spelling of 1100012331031 in words is "one trillion, one hundred billion, twelve million, three hundred thirty-one thousand, thirty-one".