1012161201 has 8 divisors (see below), whose sum is σ = 1351324704. Its totient is φ = 673885920.

The previous prime is 1012161187. The next prime is 1012161209. The reversal of 1012161201 is 1021612101.

It is a happy number.

1012161201 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.

It is not a de Polignac number, because 1012161201 - 2⁵ = 1012161169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1012161209) 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, 219391 + ... + 223956.

It is an arithmetic number, because the mean of its divisors is an integer number (168915588).

Almost surely, 2^1012161201 is an apocalyptic number.

It is an amenable number.

1012161201 is a deficient number, since it is larger than the sum of its proper divisors (339163503).

1012161201 is an equidigital number, since it uses as much as digits as its factorization.

1012161201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444111.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1012161201 is about 31814.4809952952. The cubic root of 1012161201 is about 1004.0374110412.

Adding to 1012161201 its reverse (1021612101), we get a palindrome (2033773302).

The spelling of 1012161201 in words is "one billion, twelve million, one hundred sixty-one thousand, two hundred one".