1111221432041 has 6 divisors (see below), whose sum is σ = 1292645339370. Its totient is φ = 952475513136.

The previous prime is 1111221432023. The next prime is 1111221432053. The reversal of 1111221432041 is 1402341221111.

It can be written as a sum of positive squares in only one way, i.e., 1046316226816 + 64905205225 = 1022896^2 + 254765^2 .

It is not a de Polignac number, because 1111221432041 - 2¹⁸ = 1111221169897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111221431998 and 1111221432016.

It is not an unprimeable number, because it can be changed into a prime (1111221432011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11338994156 + ... + 11338994253.

It is an arithmetic number, because the mean of its divisors is an integer number (215440889895).

Almost surely, 2^{1111221432041} is an apocalyptic number.

It is an amenable number.

1111221432041 is a deficient number, since it is larger than the sum of its proper divisors (181423907329).

1111221432041 is an equidigital number, since it uses as much as digits as its factorization.

1111221432041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22677988423 (or 22677988416 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1111221432041 its reverse (1402341221111), we get a palindrome (2513562653152).

The spelling of 1111221432041 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, four hundred thirty-two thousand, forty-one".