111020101021411 has 2 divisors, whose sum is σ = 111020101021412. Its totient is φ = 111020101021410.

The previous prime is 111020101021409. The next prime is 111020101021433. The reversal of 111020101021411 is 114120101020111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111020101021411 - 2¹ = 111020101021409 is a prime.

Together with 111020101021409, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111020101021451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510050510705 + 55510050510706.

It is an arithmetic number, because the mean of its divisors is an integer number (55510050510706).

Almost surely, 2^{111020101021411} is an apocalyptic number.

111020101021411 is a deficient number, since it is larger than the sum of its proper divisors (1).

111020101021411 is an equidigital number, since it uses as much as digits as its factorization.

111020101021411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 111020101021411 its reverse (114120101020111), we get a palindrome (225140202041522).

The spelling of 111020101021411 in words is "one hundred eleven trillion, twenty billion, one hundred one million, twenty-one thousand, four hundred eleven".