1016007220 has 24 divisors (see below), whose sum is σ = 2134869408. Its totient is φ = 406164000.

The previous prime is 1016007217. The next prime is 1016007247. The reversal of 1016007220 is 227006101.

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, 22195 + ... + 50245.

It is an arithmetic number, because the mean of its divisors is an integer number (88952892).

Almost surely, 2^1016007220 is an apocalyptic number.

1016007220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1016007220 is an abundant number, since it is smaller than the sum of its proper divisors (1118862188).

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

1016007220 is a wasteful number, since it uses less digits than its factorization.

1016007220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29871 (or 29869 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1016007220 is about 31874.8681565901. The cubic root of 1016007220 is about 1005.3075203901.

The spelling of 1016007220 in words is "one billion, sixteen million, seven thousand, two hundred twenty".