111451550023 has 8 divisors (see below), whose sum is σ = 122949617040. Its totient is φ = 100181167680.

The previous prime is 111451550009. The next prime is 111451550033. The reversal of 111451550023 is 320055154111.

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

It is not a de Polignac number, because 111451550023 - 2⁹ = 111451549511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111451549973 and 111451550000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111451550033) 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, 56920140 + ... + 56922097.

It is an arithmetic number, because the mean of its divisors is an integer number (15368702130).

Almost surely, 2^111451550023 is an apocalyptic number.

111451550023 is a deficient number, since it is larger than the sum of its proper divisors (11498067017).

111451550023 is a wasteful number, since it uses less digits than its factorization.

111451550023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113842337.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 111451550023 in words is "one hundred eleven billion, four hundred fifty-one million, five hundred fifty thousand, twenty-three".