211122001022 has 16 divisors (see below), whose sum is σ = 318377714400. Its totient is φ = 104996441088.

The previous prime is 211122001021. The next prime is 211122001039. The reversal of 211122001022 is 220100221112.

It is a junction number, because it is equal to n+sod(n) for n = 211122000988 and 211122001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122001021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163978 + ... + 1333074.

It is an arithmetic number, because the mean of its divisors is an integer number (19898607150).

Almost surely, 2^211122001022 is an apocalyptic number.

211122001022 is a deficient number, since it is larger than the sum of its proper divisors (107255713378).

211122001022 is a wasteful number, since it uses less digits than its factorization.

211122001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172435.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211122001022 its reverse (220100221112), we get a palindrome (431222222134).

The spelling of 211122001022 in words is "two hundred eleven billion, one hundred twenty-two million, one thousand, twenty-two".