211111001021122 has 8 divisors (see below), whose sum is σ = 317311443491472. Its totient is φ = 105340519857300.

The previous prime is 211111001021071. The next prime is 211111001021143. The reversal of 211111001021122 is 221120100111112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 211111001021096 and 211111001021105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107490325404 + ... + 107490327367.

It is an arithmetic number, because the mean of its divisors is an integer number (39663930436434).

Almost surely, 2^{211111001021122} is an apocalyptic number.

211111001021122 is a deficient number, since it is larger than the sum of its proper divisors (106200442470350).

211111001021122 is a wasteful number, since it uses less digits than its factorization.

211111001021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214980653264.

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

Adding to 211111001021122 its reverse (221120100111112), we get a palindrome (432231101132234).

The spelling of 211111001021122 in words is "two hundred eleven trillion, one hundred eleven billion, one million, twenty-one thousand, one hundred twenty-two".