1001100201 has 8 divisors (see below), whose sum is σ = 1336685760. Its totient is φ = 666457392.

The previous prime is 1001100179. The next prime is 1001100223. The reversal of 1001100201 is 1020011001.

It is an interprime number because it is at equal distance from previous prime (1001100179) and next prime (1001100223).

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

It is not a de Polignac number, because 1001100201 - 2⁶ = 1001100137 is a prime.

It is a super-2 number, since 2×1001100201² = 2004403224884480802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1001100201.

It is not an unprimeable number, because it can be changed into a prime (1001100251) 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, 233205 + ... + 237458.

It is an arithmetic number, because the mean of its divisors is an integer number (167085720).

Almost surely, 2^1001100201 is an apocalyptic number.

It is an amenable number.

1001100201 is a deficient number, since it is larger than the sum of its proper divisors (335585559).

1001100201 is an equidigital number, since it uses as much as digits as its factorization.

1001100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471375.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1001100201 is about 31640.1675248410. The cubic root of 1001100201 is about 1000.3665992552.

Adding to 1001100201 its reverse (1020011001), we get a palindrome (2021111202).

The spelling of 1001100201 in words is "one billion, one million, one hundred thousand, two hundred one".