112201201001220 has 48 divisors (see below), whose sum is σ = 314164015881408. Its totient is φ = 29920258069120.

The previous prime is 112201201001191. The next prime is 112201201001243. The reversal of 112201201001220 is 22100102102211.

It is a super-2 number, since 2×112201201001220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112201201001220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32082787 + ... + 35407733.

It is an arithmetic number, because the mean of its divisors is an integer number (6545083664196).

Almost surely, 2^{112201201001220} is an apocalyptic number.

112201201001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112201201001220 is an abundant number, since it is smaller than the sum of its proper divisors (201962814880188).

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

112201201001220 is a wasteful number, since it uses less digits than its factorization.

112201201001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3887380 (or 3887378 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112201201001220 its reverse (22100102102211), we get a palindrome (134301303103431).

The spelling of 112201201001220 in words is "one hundred twelve trillion, two hundred one billion, two hundred one million, one thousand, two hundred twenty".