20210101210096 has 80 divisors (see below), whose sum is σ = 45686319192000. Its totient is φ = 8657280774912.

The previous prime is 20210101210043. The next prime is 20210101210121. The reversal of 20210101210096 is 69001210101202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20210101210096.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10464726 + ... + 12244618.

It is an arithmetic number, because the mean of its divisors is an integer number (571078989900).

Almost surely, 2^{20210101210096} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20210101210096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22843159596000).

20210101210096 is an abundant number, since it is smaller than the sum of its proper divisors (25476217981904).

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

20210101210096 is a wasteful number, since it uses less digits than its factorization.

20210101210096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781991 (or 1781971 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

Adding to 20210101210096 its reverse (69001210101202), we get a palindrome (89211311311298).

The spelling of 20210101210096 in words is "twenty trillion, two hundred ten billion, one hundred one million, two hundred ten thousand, ninety-six".