10201010001000 has 512 divisors, whose sum is σ = 40230617656320. Its totient is φ = 2094128640000.

The previous prime is 10201010000989. The next prime is 10201010001001. The reversal of 10201010001000 is 10001010201.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 10201010001000.

It is not an unprimeable number, because it can be changed into a prime (10201010001001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9596050 + ... + 10605950.

It is an arithmetic number, because the mean of its divisors is an integer number (78575425110).

Almost surely, 2^{10201010001000} is an apocalyptic number.

10201010001000 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 10201010001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20115308828160).

10201010001000 is an abundant number, since it is smaller than the sum of its proper divisors (30029607655320).

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

10201010001000 is a wasteful number, since it uses less digits than its factorization.

10201010001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009982 (or 1009968 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10201010001000 its reverse (10001010201), we get a palindrome (10211011011201).

The spelling of 10201010001000 in words is "ten trillion, two hundred one billion, ten million, one thousand".