1022010009 has 8 divisors (see below), whose sum is σ = 1363356480. Its totient is φ = 681001776.

The previous prime is 1022010007. The next prime is 1022010047. The reversal of 1022010009 is 9000102201.

It is a happy number.

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

It is not a de Polignac number, because 1022010009 - 2¹ = 1022010007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022010009.

It is not an unprimeable number, because it can be changed into a prime (1022010007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77422 + ... + 89655.

It is an arithmetic number, because the mean of its divisors is an integer number (170419560).

Almost surely, 2^1022010009 is an apocalyptic number.

It is an amenable number.

1022010009 is a deficient number, since it is larger than the sum of its proper divisors (341346471).

1022010009 is a wasteful number, since it uses less digits than its factorization.

1022010009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169119.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1022010009 is about 31968.8912694826. The cubic root of 1022010009 is about 1007.2834916219.

The spelling of 1022010009 in words is "one billion, twenty-two million, ten thousand, nine".