1010020201001 has 8 divisors (see below), whose sum is σ = 1156914467904. Its totient is φ = 863777350800.

The previous prime is 1010020200989. The next prime is 1010020201019. The reversal of 1010020201001 is 1001020200101.

1010020201001 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 a de Polignac number, because none of the positive numbers 2^k-1010020201001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010020201001.

It is not an unprimeable number, because it can be changed into a prime (1010020201061) 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, 162850850 + ... + 162857051.

It is an arithmetic number, because the mean of its divisors is an integer number (144614308488).

Almost surely, 2^{1010020201001} is an apocalyptic number.

It is an amenable number.

1010020201001 is a deficient number, since it is larger than the sum of its proper divisors (146894266903).

1010020201001 is an equidigital number, since it uses as much as digits as its factorization.

1010020201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325708351.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1010020201001 its reverse (1001020200101), we get a palindrome (2011040401102).

The spelling of 1010020201001 in words is "one trillion, ten billion, twenty million, two hundred one thousand, one".