111201379441 has 2 divisors, whose sum is σ = 111201379442. Its totient is φ = 111201379440.

The previous prime is 111201379417. The next prime is 111201379469. The reversal of 111201379441 is 144973102111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93159248400 + 18042131041 = 305220^2 + 134321^2 .

It is a cyclic number.

It is not a de Polignac number, because 111201379441 - 2¹⁵ = 111201346673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111201379397 and 111201379406.

It is not a weakly prime, because it can be changed into another prime (111201379411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600689720 + 55600689721.

It is an arithmetic number, because the mean of its divisors is an integer number (55600689721).

Almost surely, 2^111201379441 is an apocalyptic number.

It is an amenable number.

111201379441 is a deficient number, since it is larger than the sum of its proper divisors (1).

111201379441 is an equidigital number, since it uses as much as digits as its factorization.

111201379441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 111201379441 in words is "one hundred eleven billion, two hundred one million, three hundred seventy-nine thousand, four hundred forty-one".