1122212022 has 32 divisors (see below), whose sum is σ = 2303613312. Its totient is φ = 364258944.

The previous prime is 1122212009. The next prime is 1122212023. The reversal of 1122212022 is 2202122211.

It is a junction number, because it is equal to n+sod(n) for n = 1122211992 and 1122212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122212023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80493 + ... + 93399.

It is an arithmetic number, because the mean of its divisors is an integer number (71987916).

Almost surely, 2^1122212022 is an apocalyptic number.

1122212022 is an abundant number, since it is smaller than the sum of its proper divisors (1181401290).

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

1122212022 is a wasteful number, since it uses less digits than its factorization.

1122212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13292.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1122212022 is about 33499.4331593835. The cubic root of 1122212022 is about 1039.1820559560.

Adding to 1122212022 its reverse (2202122211), we get a palindrome (3324334233).

The spelling of 1122212022 in words is "one billion, one hundred twenty-two million, two hundred twelve thousand, twenty-two".