1010020321011 has 8 divisors (see below), whose sum is σ = 1450285589200. Its totient is φ = 621550966752.

The previous prime is 1010020321007. The next prime is 1010020321021. The reversal of 1010020321011 is 1101230200101.

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

It is not a de Polignac number, because 1010020321011 - 2² = 1010020321007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010020321001) 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 7 ways as a sum of consecutive naturals, for example, 12948978436 + ... + 12948978513.

It is an arithmetic number, because the mean of its divisors is an integer number (181285698650).

Almost surely, 2^{1010020321011} is an apocalyptic number.

1010020321011 is a deficient number, since it is larger than the sum of its proper divisors (440265268189).

1010020321011 is a wasteful number, since it uses less digits than its factorization.

1010020321011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25897956965.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1010020321011 its reverse (1101230200101), we get a palindrome (2111250521112).

The spelling of 1010020321011 in words is "one trillion, ten billion, twenty million, three hundred twenty-one thousand, eleven".