112212220201 has 4 divisors (see below), whose sum is σ = 112965322500. Its totient is φ = 111459117904.

The previous prime is 112212220121. The next prime is 112212220291. The reversal of 112212220201 is 102022212211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62912678976 + 49299541225 = 250824^2 + 222035^2 .

It is a cyclic number.

It is not a de Polignac number, because 112212220201 - 2¹⁵ = 112212187433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112212220291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376550926 + ... + 376551223.

It is an arithmetic number, because the mean of its divisors is an integer number (28241330625).

Almost surely, 2^112212220201 is an apocalyptic number.

It is an amenable number.

112212220201 is a deficient number, since it is larger than the sum of its proper divisors (753102299).

112212220201 is an equidigital number, since it uses as much as digits as its factorization.

112212220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753102298.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112212220201 its reverse (102022212211), we get a palindrome (214234432412).

The spelling of 112212220201 in words is "one hundred twelve billion, two hundred twelve million, two hundred twenty thousand, two hundred one".