1101122022 has 144 divisors (see below), whose sum is σ = 3033734256. Its totient is φ = 263894400.

The previous prime is 1101122017. The next prime is 1101122023. The reversal of 1101122022 is 2202211011.

It is a junction number, because it is equal to n+sod(n) for n = 1101121989 and 1101122007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101122023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 461272 + ... + 463652.

It is an arithmetic number, because the mean of its divisors is an integer number (21067599).

Almost surely, 2^1101122022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101122022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1516867128).

1101122022 is an abundant number, since it is smaller than the sum of its proper divisors (1932612234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101122022 is a wasteful number, since it uses less digits than its factorization.

1101122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2435 (or 2417 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1101122022 is about 33183.1587104061. The cubic root of 1101122022 is about 1032.6309783088.

Adding to 1101122022 its reverse (2202211011), we get a palindrome (3303333033).

It can be divided in two parts, 11011 and 22022, that multiplied together give a palindrome (242484242).

The spelling of 1101122022 in words is "one billion, one hundred one million, one hundred twenty-two thousand, twenty-two".