2010011020020 has 36 divisors (see below), whose sum is σ = 6097033427940. Its totient is φ = 536002938624.

The previous prime is 2010011020009. The next prime is 2010011020027. The reversal of 2010011020020 is 200201100102.

It can be written as a sum of positive squares in 2 ways, for example, as 1212769182564 + 797241837456 = 1101258^2 + 892884^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 = 2010011019984 and 2010011020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010011020027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5583363765 + ... + 5583364124.

It is an arithmetic number, because the mean of its divisors is an integer number (169362039665).

Almost surely, 2^{2010011020020} is an apocalyptic number.

2010011020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010011020020 is an abundant number, since it is smaller than the sum of its proper divisors (4087022407920).

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

2010011020020 is a wasteful number, since it uses less digits than its factorization.

2010011020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11166727904 (or 11166727899 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2010011020020 its reverse (200201100102), we get a palindrome (2210212120122).

The spelling of 2010011020020 in words is "two trillion, ten billion, eleven million, twenty thousand, twenty".