1121232022 has 4 divisors (see below), whose sum is σ = 1681848036. Its totient is φ = 560616010.

The previous prime is 1121232011. The next prime is 1121232023. The reversal of 1121232022 is 2202321211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1121232022² = 2514322494316416968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121231987 and 1121232005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121232023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280308004 + ... + 280308007.

It is an arithmetic number, because the mean of its divisors is an integer number (420462009).

Almost surely, 2^1121232022 is an apocalyptic number.

1121232022 is a deficient number, since it is larger than the sum of its proper divisors (560616014).

1121232022 is an equidigital number, since it uses as much as digits as its factorization.

1121232022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560616013.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1121232022 is about 33484.8028514429. The cubic root of 1121232022 is about 1038.8794705306.

Adding to 1121232022 its reverse (2202321211), we get a palindrome (3323553233).

It can be divided in two parts, 11212 and 32022, that added together give a palindrome (43234).

The spelling of 1121232022 in words is "one billion, one hundred twenty-one million, two hundred thirty-two thousand, twenty-two".