1020000201 has 32 divisors (see below), whose sum is σ = 1549670400. Its totient is φ = 591238080.

The previous prime is 1020000181. The next prime is 1020000217.

It is a happy number.

1020000201 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1020000201 - 2⁵ = 1020000169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1020000201.

It is not an unprimeable number, because it can be changed into a prime (1020000281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64960 + ... + 79118.

It is an arithmetic number, because the mean of its divisors is an integer number (48427200).

Almost surely, 2^1020000201 is an apocalyptic number.

1020000201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1020000201 is a deficient number, since it is larger than the sum of its proper divisors (529670199).

1020000201 is a wasteful number, since it uses less digits than its factorization.

1020000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14269.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1020000201 is about 31937.4419921195. The cubic root of 1020000201 is about 1006.6227756814.

It can be divided in two parts, 1020000 and 201, that added together give a palindrome (1020201).

The spelling of 1020000201 in words is "one billion, twenty million, two hundred one", and thus it is an aban number.