11031212022 has 32 divisors (see below), whose sum is σ = 23030984448. Its totient is φ = 3515773536.

The previous prime is 11031212011. The next prime is 11031212039. The reversal of 11031212022 is 22021213011.

It is a junction number, because it is equal to n+sod(n) for n = 11031211992 and 11031212010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356793 + ... + 386475.

It is an arithmetic number, because the mean of its divisors is an integer number (719718264).

Almost surely, 2^11031212022 is an apocalyptic number.

11031212022 is an abundant number, since it is smaller than the sum of its proper divisors (11999772426).

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

11031212022 is a wasteful number, since it uses less digits than its factorization.

11031212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32404.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11031212022 its reverse (22021213011), we get a palindrome (33052425033).

The spelling of 11031212022 in words is "eleven billion, thirty-one million, two hundred twelve thousand, twenty-two".