1101020001 has 8 divisors (see below), whose sum is σ = 1469503104. Its totient is φ = 733275120.

The previous prime is 1101019991. The next prime is 1101020021. The reversal of 1101020001 is 1000201011.

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

It is not a de Polignac number, because 1101020001 - 2⁹ = 1101019489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101020021) 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, 181065 + ... + 187046.

It is an arithmetic number, because the mean of its divisors is an integer number (183687888).

Almost surely, 2^1101020001 is an apocalyptic number.

It is an amenable number.

1101020001 is a deficient number, since it is larger than the sum of its proper divisors (368483103).

1101020001 is an equidigital number, since it uses as much as digits as its factorization.

1101020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369111.

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

The square root of 1101020001 is about 33181.6214341614. The cubic root of 1101020001 is about 1032.5990855979.

Adding to 1101020001 its reverse (1000201011), we get a palindrome (2101221012).

The spelling of 1101020001 in words is "one billion, one hundred one million, twenty thousand, one".