201002021220000 has 3840 divisors, whose sum is σ = 940828118630400. Its totient is φ = 36206714880000.

The previous prime is 201002021219959. The next prime is 201002021220079. The reversal of 201002021220000 is 22120200102.

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 639 ways as a sum of consecutive naturals, for example, 64444378441 + ... + 64444381559.

It is an arithmetic number, because the mean of its divisors is an integer number (245007322560).

Almost surely, 2^{201002021220000} is an apocalyptic number.

201002021220000 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 201002021220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470414059315200).

201002021220000 is an abundant number, since it is smaller than the sum of its proper divisors (739826097410400).

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

201002021220000 is a wasteful number, since it uses less digits than its factorization.

201002021220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249 (or 3226 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 201002021220000 its reverse (22120200102), we get a palindrome (201024141420102).

The spelling of 201002021220000 in words is "two hundred one trillion, two billion, twenty-one million, two hundred twenty thousand".