1120022420 has 48 divisors (see below), whose sum is σ = 2628472896. Its totient is φ = 397344000.

The previous prime is 1120022411. The next prime is 1120022443. The reversal of 1120022420 is 242200211.

It is a junction number, because it is equal to n+sod(n) for n = 1120022395 and 1120022404.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 53066 + ... + 71105.

It is an arithmetic number, because the mean of its divisors is an integer number (54759852).

Almost surely, 2^1120022420 is an apocalyptic number.

1120022420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120022420 is an abundant number, since it is smaller than the sum of its proper divisors (1508450476).

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

1120022420 is a wasteful number, since it uses less digits than its factorization.

1120022420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124232 (or 124230 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1120022420 is about 33466.7360225045. The cubic root of 1120022420 is about 1038.5057498310.

Adding to 1120022420 its reverse (242200211), we get a palindrome (1362222631).

The spelling of 1120022420 in words is "one billion, one hundred twenty million, twenty-two thousand, four hundred twenty".