111402430441 has 2 divisors, whose sum is σ = 111402430442. Its totient is φ = 111402430440.

The previous prime is 111402430439. The next prime is 111402430453. The reversal of 111402430441 is 144034204111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110958274816 + 444155625 = 333104^2 + 21075^2 .

It is a cyclic number.

It is not a de Polignac number, because 111402430441 - 2¹ = 111402430439 is a prime.

Together with 111402430439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111402434441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701215220 + 55701215221.

It is an arithmetic number, because the mean of its divisors is an integer number (55701215221).

Almost surely, 2^111402430441 is an apocalyptic number.

It is an amenable number.

111402430441 is a deficient number, since it is larger than the sum of its proper divisors (1).

111402430441 is an equidigital number, since it uses as much as digits as its factorization.

111402430441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 111402430441 its reverse (144034204111), we get a palindrome (255436634552).

The spelling of 111402430441 in words is "one hundred eleven billion, four hundred two million, four hundred thirty thousand, four hundred forty-one".