1012089210 has 64 divisors (see below), whose sum is σ = 2657525760. Its totient is φ = 244642880.

The previous prime is 1012089191. The next prime is 1012089229. The reversal of 1012089210 is 129802101.

1012089210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1012089191) and next prime (1012089229).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114199 + ... + 122741.

It is an arithmetic number, because the mean of its divisors is an integer number (41523840).

Almost surely, 2^1012089210 is an apocalyptic number.

1012089210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012089210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1328762880).

1012089210 is an abundant number, since it is smaller than the sum of its proper divisors (1645436550).

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

1012089210 is a wasteful number, since it uses less digits than its factorization.

1012089210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8923.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1012089210 is about 31813.3495564362. The cubic root of 1012089210 is about 1004.0136060811.

The spelling of 1012089210 in words is "one billion, twelve million, eighty-nine thousand, two hundred ten".