10011010010020 has 96 divisors (see below), whose sum is σ = 21154592269440. Its totient is φ = 3979461657600.

The previous prime is 10011010009999. The next prime is 10011010010021. The reversal of 10011010010020 is 2001001011001.

It is a junction number, because it is equal to n+sod(n) for n = 10011010009985 and 10011010010012.

It is not an unprimeable number, because it can be changed into a prime (10011010010021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3511401595 + ... + 3511404445.

It is an arithmetic number, because the mean of its divisors is an integer number (220360336140).

Almost surely, 2^{10011010010020} is an apocalyptic number.

10011010010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011010010020 is an abundant number, since it is smaller than the sum of its proper divisors (11143582259420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10011010010020 is a wasteful number, since it uses less digits than its factorization.

10011010010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4685 (or 4683 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10011010010020 its reverse (2001001011001), we get a palindrome (12012011021021).

The spelling of 10011010010020 in words is "ten trillion, eleven billion, ten million, ten thousand, twenty".