200101111220 has 24 divisors (see below), whose sum is σ = 420771902208. Its totient is φ = 79933860000.

The previous prime is 200101111219. The next prime is 200101111229. The reversal of 200101111220 is 22111101002.

It is a super-2 number, since 2×200101111220² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101111229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6646136 + ... + 6676175.

It is an arithmetic number, because the mean of its divisors is an integer number (17532162592).

Almost surely, 2^200101111220 is an apocalyptic number.

200101111220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101111220 is an abundant number, since it is smaller than the sum of its proper divisors (220670790988).

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

200101111220 is a wasteful number, since it uses less digits than its factorization.

200101111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13323071 (or 13323069 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200101111220 its reverse (22111101002), we get a palindrome (222212212222).

The spelling of 200101111220 in words is "two hundred billion, one hundred one million, one hundred eleven thousand, two hundred twenty".