1101001311023 has 8 divisors (see below), whose sum is σ = 1129337042880. Its totient is φ = 1072870169760.

The previous prime is 1101001311019. The next prime is 1101001311041. The reversal of 1101001311023 is 3201131001011.

It is a happy number.

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 1101001311023 - 2² = 1101001311019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101001310989 and 1101001311007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101001361023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51136748 + ... + 51158273.

It is an arithmetic number, because the mean of its divisors is an integer number (141167130360).

Almost surely, 2^{1101001311023} is an apocalyptic number.

1101001311023 is a deficient number, since it is larger than the sum of its proper divisors (28335731857).

1101001311023 is a wasteful number, since it uses less digits than its factorization.

1101001311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102295297.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1101001311023 its reverse (3201131001011), we get a palindrome (4302132312034).

The spelling of 1101001311023 in words is "one trillion, one hundred one billion, one million, three hundred eleven thousand, twenty-three".