10020110110020 has 96 divisors (see below), whose sum is σ = 31191123600000. Its totient is φ = 2670533845632.

The previous prime is 10020110109967. The next prime is 10020110110027. The reversal of 10020110110020 is 2001101102001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10020110109984 and 10020110110011.

It is not an unprimeable number, because it can be changed into a prime (10020110110027) 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, 4226895 + ... + 6156854.

It is an arithmetic number, because the mean of its divisors is an integer number (324907537500).

Almost surely, 2^{10020110110020} is an apocalyptic number.

10020110110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020110110020 is an abundant number, since it is smaller than the sum of its proper divisors (21171013489980).

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

10020110110020 is a wasteful number, since it uses less digits than its factorization.

10020110110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10385554 (or 10385546 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10020110110020 its reverse (2001101102001), we get a palindrome (12021211212021).

The spelling of 10020110110020 in words is "ten trillion, twenty billion, one hundred ten million, one hundred ten thousand, twenty".