10200022000 has 80 divisors (see below), whose sum is σ = 28187070912. Its totient is φ = 3497145600.

The previous prime is 10200021989. The next prime is 10200022003. The reversal of 10200022000 is 22000201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200022003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350287 + ... + 378286.

Almost surely, 2^10200022000 is an apocalyptic number.

10200022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200022000 is an abundant number, since it is smaller than the sum of its proper divisors (17987048912).

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

10200022000 is an equidigital number, since it uses as much as digits as its factorization.

10200022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728603 (or 728587 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 10200022000 its reverse (22000201), we get a palindrome (10222022201).

The spelling of 10200022000 in words is "ten billion, two hundred million, twenty-two thousand".