1000122210211 has 16 divisors (see below), whose sum is σ = 1077334179840. Its totient is φ = 925724590560.

The previous prime is 1000122210179. The next prime is 1000122210287. The reversal of 1000122210211 is 1120122210001.

It is a cyclic number.

It is not a de Polignac number, because 1000122210211 - 2⁵ = 1000122210179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000122210191 and 1000122210200.

It is not an unprimeable number, because it can be changed into a prime (1000122210611) 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, 16846366 + ... + 16905628.

It is an arithmetic number, because the mean of its divisors is an integer number (67333386240).

Almost surely, 2^{1000122210211} is an apocalyptic number.

1000122210211 is a deficient number, since it is larger than the sum of its proper divisors (77211969629).

1000122210211 is a wasteful number, since it uses less digits than its factorization.

1000122210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82986.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1000122210211 its reverse (1120122210001), we get a palindrome (2120244420212).

The spelling of 1000122210211 in words is "one trillion, one hundred twenty-two million, two hundred ten thousand, two hundred eleven".