10221201210000 has 800 divisors, whose sum is σ = 38177829283968. Its totient is φ = 2328104960000.

The previous prime is 10221201209941. The next prime is 10221201210043. The reversal of 10221201210000 is 1210212201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4336528822 + ... + 4336531178.

Almost surely, 2^{10221201210000} is an apocalyptic number.

10221201210000 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 10221201210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19088914641984).

10221201210000 is an abundant number, since it is smaller than the sum of its proper divisors (27956628073968).

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

10221201210000 is a wasteful number, since it uses less digits than its factorization.

10221201210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189 (or 3168 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10221201210000 its reverse (1210212201), we get a palindrome (10222411422201).

The spelling of 10221201210000 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, two hundred ten thousand".