1123211010023 has 8 divisors (see below), whose sum is σ = 1127943709440. Its totient is φ = 1118478586680.

The previous prime is 1123211010017. The next prime is 1123211010029. The reversal of 1123211010023 is 3200101123211.

It is an interprime number because it is at equal distance from previous prime (1123211010017) and next prime (1123211010029).

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 1123211010023 - 2⁶ = 1123211009959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123211009983 and 1123211010010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123211010029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14782736 + ... + 14858522.

It is an arithmetic number, because the mean of its divisors is an integer number (140992963680).

Almost surely, 2^{1123211010023} is an apocalyptic number.

1123211010023 is a deficient number, since it is larger than the sum of its proper divisors (4732699417).

1123211010023 is an equidigital number, since it uses as much as digits as its factorization.

1123211010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138037.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1123211010023 its reverse (3200101123211), we get a palindrome (4323312133234).

The spelling of 1123211010023 in words is "one trillion, one hundred twenty-three billion, two hundred eleven million, ten thousand, twenty-three".