111122002001011 has 16 divisors (see below), whose sum is σ = 116241805048320. Its totient is φ = 106153229999520.

The previous prime is 111122002000987. The next prime is 111122002001039. The reversal of 111122002001011 is 110100200221111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111122002001011 - 2²⁹ = 111121465130099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111122002000982 and 111122002001000.

It is not an unprimeable number, because it can be changed into a prime (111122002001081) 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, 185700075 + ... + 186297508.

It is an arithmetic number, because the mean of its divisors is an integer number (7265112815520).

Almost surely, 2^{111122002001011} is an apocalyptic number.

111122002001011 is a deficient number, since it is larger than the sum of its proper divisors (5119803047309).

111122002001011 is an equidigital number, since it uses as much as digits as its factorization.

111122002001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371997786.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111122002001011 its reverse (110100200221111), we get a palindrome (221222202222122).

The spelling of 111122002001011 in words is "one hundred eleven trillion, one hundred twenty-two billion, two million, one thousand, eleven".