111252051043 has 8 divisors (see below), whose sum is σ = 130102066688. Its totient is φ = 93141251784.

The previous prime is 111252051041. The next prime is 111252051061. The reversal of 111252051043 is 340150252111.

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

It is not a de Polignac number, because 111252051043 - 2¹ = 111252051041 is a prime.

It is a super-2 number, since 2×111252051043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111252050999 and 111252051017.

It is not an unprimeable number, because it can be changed into a prime (111252051041) 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, 184803771 + ... + 184804372.

It is an arithmetic number, because the mean of its divisors is an integer number (16262758336).

Almost surely, 2^111252051043 is an apocalyptic number.

111252051043 is a deficient number, since it is larger than the sum of its proper divisors (18850015645).

111252051043 is an equidigital number, since it uses as much as digits as its factorization.

111252051043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369608193.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 111252051043 in words is "one hundred eleven billion, two hundred fifty-two million, fifty-one thousand, forty-three".