200101111222212 has 288 divisors, whose sum is σ = 545448980643840. Its totient is φ = 61663623840000.

The previous prime is 200101111222147. The next prime is 200101111222213. The reversal of 200101111222212 is 212222111101002.

200101111222212 is a `hidden beast` number, since 20 + 0 + 101 + 111 + 222 + 212 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (200101111222213) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28953999037 + ... + 28954005947.

It is an arithmetic number, because the mean of its divisors is an integer number (1893920071680).

Almost surely, 2^{200101111222212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200101111222212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272724490321920).

200101111222212 is an abundant number, since it is smaller than the sum of its proper divisors (345347869421628).

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

200101111222212 is a wasteful number, since it uses less digits than its factorization.

200101111222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13015 (or 13010 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 200101111222212 its reverse (212222111101002), we get a palindrome (412323222323214).

The spelling of 200101111222212 in words is "two hundred trillion, one hundred one billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twelve".