201112002212220 has 72 divisors (see below), whose sum is σ = 665497898236080. Its totient is φ = 48754424778240.

The previous prime is 201112002212189. The next prime is 201112002212263. The reversal of 201112002212220 is 22212200211102.

It is a happy number.

201112002212220 is a `hidden beast` number, since 20 + 1 + 1 + 1 + 200 + 221 + 2 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201112002212193 and 201112002212202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50785857165 + ... + 50785861124.

It is an arithmetic number, because the mean of its divisors is an integer number (9243026364390).

Almost surely, 2^{201112002212220} is an apocalyptic number.

201112002212220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201112002212220 is an abundant number, since it is smaller than the sum of its proper divisors (464385896023860).

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

201112002212220 is a wasteful number, since it uses less digits than its factorization.

201112002212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101571718315 (or 101571718310 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201112002212220 its reverse (22212200211102), we get a palindrome (223324202423322).

The spelling of 201112002212220 in words is "two hundred one trillion, one hundred twelve billion, two million, two hundred twelve thousand, two hundred twenty".