1033120220 has 24 divisors (see below), whose sum is σ = 2366785008. Its totient is φ = 375680000.

The previous prime is 1033120199. The next prime is 1033120289. The reversal of 1033120220 is 220213301.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1033120195 and 1033120204.

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, 2347781 + ... + 2348220.

It is an arithmetic number, because the mean of its divisors is an integer number (98616042).

Almost surely, 2^1033120220 is an apocalyptic number.

1033120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033120220 is an abundant number, since it is smaller than the sum of its proper divisors (1333664788).

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

1033120220 is a wasteful number, since it uses less digits than its factorization.

1033120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4696021 (or 4696019 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1033120220 is about 32142.1875422318. The cubic root of 1033120220 is about 1010.9203844344.

Adding to 1033120220 its reverse (220213301), we get a palindrome (1253333521).

The spelling of 1033120220 in words is "one billion, thirty-three million, one hundred twenty thousand, two hundred twenty".