11321020022 has 16 divisors (see below), whose sum is σ = 18337647552. Its totient is φ = 5210844480.

The previous prime is 11321020019. The next prime is 11321020037. The reversal of 11321020022 is 22002012311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11321019979 and 11321020006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583679 + ... + 602762.

It is an arithmetic number, because the mean of its divisors is an integer number (1146102972).

Almost surely, 2^11321020022 is an apocalyptic number.

11321020022 is a deficient number, since it is larger than the sum of its proper divisors (7016627530).

11321020022 is a wasteful number, since it uses less digits than its factorization.

11321020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186823.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11321020022 its reverse (22002012311), we get a palindrome (33323032333).

The spelling of 11321020022 in words is "eleven billion, three hundred twenty-one million, twenty thousand, twenty-two".