1101020022 has 12 divisors (see below), whose sum is σ = 2385543420. Its totient is φ = 367006668.

The previous prime is 1101020021. The next prime is 1101020033. The reversal of 1101020022 is 2200201011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1101019986 and 1101020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101020021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30583872 + ... + 30583907.

It is an arithmetic number, because the mean of its divisors is an integer number (198795285).

Almost surely, 2^1101020022 is an apocalyptic number.

1101020022 is an abundant number, since it is smaller than the sum of its proper divisors (1284523398).

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

1101020022 is a wasteful number, since it uses less digits than its factorization.

1101020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61167787 (or 61167784 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1101020022 is about 33181.6217506016. The cubic root of 1101020022 is about 1032.5990921629.

Adding to 1101020022 its reverse (2200201011), we get a palindrome (3301221033).

The spelling of 1101020022 in words is "one billion, one hundred one million, twenty thousand, twenty-two".