1111210120023 has 8 divisors (see below), whose sum is σ = 1481762095728. Its totient is φ = 740732445504.

The previous prime is 1111210120019. The next prime is 1111210120067. The reversal of 1111210120023 is 3200210121111.

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

It is not a de Polignac number, because 1111210120023 - 2² = 1111210120019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111210119984 and 1111210120011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111210121023) 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 7 ways as a sum of consecutive naturals, for example, 18540390 + ... + 18600227.

It is an arithmetic number, because the mean of its divisors is an integer number (185220261966).

Almost surely, 2^{1111210120023} is an apocalyptic number.

1111210120023 is a deficient number, since it is larger than the sum of its proper divisors (370551975705).

1111210120023 is an equidigital number, since it uses as much as digits as its factorization.

1111210120023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37150593.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1111210120023 its reverse (3200210121111), we get a palindrome (4311420241134).

The spelling of 1111210120023 in words is "one trillion, one hundred eleven billion, two hundred ten million, one hundred twenty thousand, twenty-three".