21310200222000 has 160 divisors (see below), whose sum is σ = 69165189662400. Its totient is φ = 5644580761600.

The previous prime is 21310200221983. The next prime is 21310200222041. The reversal of 21310200222000 is 22200201312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11024457 + ... + 12812456.

It is an arithmetic number, because the mean of its divisors is an integer number (432282435390).

Almost surely, 2^{21310200222000} is an apocalyptic number.

21310200222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21310200222000 is an abundant number, since it is smaller than the sum of its proper divisors (47854989440400).

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

21310200222000 is a wasteful number, since it uses less digits than its factorization.

21310200222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23837088 (or 23837072 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 21310200222000 its reverse (22200201312), we get a palindrome (21332400423312).

The spelling of 21310200222000 in words is "twenty-one trillion, three hundred ten billion, two hundred million, two hundred twenty-two thousand".