201002122222000 has 320 divisors, whose sum is σ = 535627285659648. Its totient is φ = 72344937600000.

The previous prime is 201002122221949. The next prime is 201002122222019. The reversal of 201002122222000 is 222221200102.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7961413377 + ... + 7961438623.

Almost surely, 2^{201002122222000} is an apocalyptic number.

201002122222000 is a gapful number since it is divisible by the number (20) 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 201002122222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267813642829824).

201002122222000 is an abundant number, since it is smaller than the sum of its proper divisors (334625163437648).

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

201002122222000 is a wasteful number, since it uses less digits than its factorization.

201002122222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28965 (or 28949 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201002122222000 its reverse (222221200102), we get a palindrome (201224343422102).

The spelling of 201002122222000 in words is "two hundred one trillion, two billion, one hundred twenty-two million, two hundred twenty-two thousand".