1009201026 has 8 divisors (see below), whose sum is σ = 2018402064. Its totient is φ = 336400340.

The previous prime is 1009200977. The next prime is 1009201027. The reversal of 1009201026 is 6201029001.

1009201026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1009201026 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1009200993 and 1009201011.

It is not an unprimeable number, because it can be changed into a prime (1009201027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84100080 + ... + 84100091.

It is an arithmetic number, because the mean of its divisors is an integer number (252300258).

Almost surely, 2^1009201026 is an apocalyptic number.

1009201026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1009201026 is a wasteful number, since it uses less digits than its factorization.

1009201026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168200176.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1009201026 is about 31767.9244836675. The cubic root of 1009201026 is about 1003.0576499148.

The spelling of 1009201026 in words is "one billion, nine million, two hundred one thousand, twenty-six".