111141403044321 has 16 divisors (see below), whose sum is σ = 159729008821760. Its totient is φ = 68334129636480.

The previous prime is 111141403044319. The next prime is 111141403044323. The reversal of 111141403044321 is 123440304141111.

It is an interprime number because it is at equal distance from previous prime (111141403044319) and next prime (111141403044323).

It is not a de Polignac number, because 111141403044321 - 2¹ = 111141403044319 is a prime.

It is a super-2 number, since 2×111141403044321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111141403044323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1262037265 + ... + 1262125326.

It is an arithmetic number, because the mean of its divisors is an integer number (9983063051360).

Almost surely, 2^{111141403044321} is an apocalyptic number.

It is an amenable number.

111141403044321 is a deficient number, since it is larger than the sum of its proper divisors (48587605777439).

111141403044321 is a wasteful number, since it uses less digits than its factorization.

111141403044321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524163736.

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 111141403044321 its reverse (123440304141111), we get a palindrome (234581707185432).

The spelling of 111141403044321 in words is "one hundred eleven trillion, one hundred forty-one billion, four hundred three million, forty-four thousand, three hundred twenty-one".