111211321010023 has 8 divisors (see below), whose sum is σ = 121111723832400. Its totient is φ = 101503159019328.

The previous prime is 111211321010011. The next prime is 111211321010063. The reversal of 111211321010023 is 320010123112111.

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 111211321010023 - 2⁵ = 111211321009991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111211321010063) 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, 48060206713 + ... + 48060209026.

It is an arithmetic number, because the mean of its divisors is an integer number (15138965479050).

Almost surely, 2^{111211321010023} is an apocalyptic number.

111211321010023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111211321010023 is a deficient number, since it is larger than the sum of its proper divisors (9900402822377).

111211321010023 is an equidigital number, since it uses as much as digits as its factorization.

111211321010023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96120415841.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 111211321010023 its reverse (320010123112111), we get a palindrome (431221444122134).

The spelling of 111211321010023 in words is "one hundred eleven trillion, two hundred eleven billion, three hundred twenty-one million, ten thousand, twenty-three".