20212303021020 has 288 divisors, whose sum is σ = 67453314888960. Its totient is φ = 4898775024000.

The previous prime is 20212303021003. The next prime is 20212303021037. The reversal of 20212303021020 is 2012030321202.

20212303021020 is a `hidden beast` number, since 20 + 212 + 30 + 302 + 102 + 0 = 666.

20212303021020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (20212303021003) and next prime (20212303021037).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20212303020984 and 20212303021002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1401775371 + ... + 1401789789.

It is an arithmetic number, because the mean of its divisors is an integer number (234212898920).

Almost surely, 2^{20212303021020} is an apocalyptic number.

20212303021020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20212303021020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33726657444480).

20212303021020 is an abundant number, since it is smaller than the sum of its proper divisors (47241011867940).

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

20212303021020 is a wasteful number, since it uses less digits than its factorization.

20212303021020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20318 (or 20291 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20212303021020 its reverse (2012030321202), we get a palindrome (22224333342222).

The spelling of 20212303021020 in words is "twenty trillion, two hundred twelve billion, three hundred three million, twenty-one thousand, twenty".