1033220016 has 80 divisors (see below), whose sum is σ = 3140200800. Its totient is φ = 324145152.

The previous prime is 1033220011. The next prime is 1033220017. The reversal of 1033220016 is 6100223301.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1033220011) 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, 63001 + ... + 77688.

It is an arithmetic number, because the mean of its divisors is an integer number (39252510).

Almost surely, 2^1033220016 is an apocalyptic number.

1033220016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1033220016 is an abundant number, since it is smaller than the sum of its proper divisors (2106980784).

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

1033220016 is a wasteful number, since it uses less digits than its factorization.

1033220016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140723 (or 140711 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1033220016 is about 32143.7399193062. The cubic root of 1033220016 is about 1010.9529339094.

Adding to 1033220016 its reverse (6100223301), we get a palindrome (7133443317).

The spelling of 1033220016 in words is "one billion, thirty-three million, two hundred twenty thousand, sixteen".