10001210020000 has 120 divisors (see below), whose sum is σ = 24606925713216. Its totient is φ = 4000085856000.

The previous prime is 10001210019929. The next prime is 10001210020007. The reversal of 10001210020000 is 2001210001.

It is not an unprimeable number, because it can be changed into a prime (10001210020007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 279322099 + ... + 279357901.

Almost surely, 2^{10001210020000} is an apocalyptic number.

10001210020000 is a gapful number since it is divisible by the number (10) 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 10001210020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12303462856608).

10001210020000 is an abundant number, since it is smaller than the sum of its proper divisors (14605715693216).

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

10001210020000 is an equidigital number, since it uses as much as digits as its factorization.

10001210020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49800 (or 49777 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10001210020000 its reverse (2001210001), we get a palindrome (10003211230001).

The spelling of 10001210020000 in words is "ten trillion, one billion, two hundred ten million, twenty thousand".