1010120202001 has 4 divisors (see below), whose sum is σ = 1010126331904. Its totient is φ = 1010114072100.

The previous prime is 1010120201947. The next prime is 1010120202011. The reversal of 1010120202001 is 1002020210101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1010120202001 - 2¹⁹ = 1010119677713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010120202011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2810745 + ... + 3149686.

It is an arithmetic number, because the mean of its divisors is an integer number (252531582976).

Almost surely, 2^{1010120202001} is an apocalyptic number.

It is an amenable number.

1010120202001 is a deficient number, since it is larger than the sum of its proper divisors (6129903).

1010120202001 is an equidigital number, since it uses as much as digits as its factorization.

1010120202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6129902.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1010120202001 its reverse (1002020210101), we get a palindrome (2012140412102).

It can be divided in two parts, 1010120 and 202001, that added together give a palindrome (1212121).

The spelling of 1010120202001 in words is "one trillion, ten billion, one hundred twenty million, two hundred two thousand, one".