11211021122 has 8 divisors (see below), whose sum is σ = 19218893376. Its totient is φ = 4804723332.

The previous prime is 11211021119. The next prime is 11211021131. The reversal of 11211021122 is 22112011211.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 800787223 = 11211021122 / (1 + 1 + 2 + 1 + 1 + 0 + 2 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 11211021097 and 11211021106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400393598 + ... + 400393625.

It is an arithmetic number, because the mean of its divisors is an integer number (2402361672).

Almost surely, 2^11211021122 is an apocalyptic number.

11211021122 is a deficient number, since it is larger than the sum of its proper divisors (8007872254).

11211021122 is an equidigital number, since it uses as much as digits as its factorization.

11211021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800787232.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11211021122 its reverse (22112011211), we get a palindrome (33323032333).

The spelling of 11211021122 in words is "eleven billion, two hundred eleven million, twenty-one thousand, one hundred twenty-two".