201220010210000 has 50 divisors (see below), whose sum is σ = 487173766743642. Its totient is φ = 80488004080000.

The previous prime is 201220010209973. The next prime is 201220010210119. The reversal of 201220010210000 is 12010022102.

It is a happy number.

201220010210000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 145480168218256 + 55739841991744 = 12061516^2 + 7465912^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10060990511 + ... + 10061010510.

Almost surely, 2^{201220010210000} is an apocalyptic number.

201220010210000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201220010210000 is an abundant number, since it is smaller than the sum of its proper divisors (285953756533642).

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

201220010210000 is an equidigital number, since it uses as much as digits as its factorization.

201220010210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20122001049 (or 20122001028 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201220010210000 its reverse (12010022102), we get a palindrome (201232020232102).

The spelling of 201220010210000 in words is "two hundred one trillion, two hundred twenty billion, ten million, two hundred ten thousand".