112221210101201 has 2 divisors, whose sum is σ = 112221210101202. Its totient is φ = 112221210101200.

The previous prime is 112221210101197. The next prime is 112221210101233. The reversal of 112221210101201 is 102101012122211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101836858530625 + 10384351570576 = 10091425^2 + 3222476^2 .

It is a cyclic number.

It is not a de Polignac number, because 112221210101201 - 2² = 112221210101197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112221210101201.

It is not a weakly prime, because it can be changed into another prime (112221210101251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110605050600 + 56110605050601.

It is an arithmetic number, because the mean of its divisors is an integer number (56110605050601).

Almost surely, 2^{112221210101201} is an apocalyptic number.

It is an amenable number.

112221210101201 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221210101201 is an equidigital number, since it uses as much as digits as its factorization.

112221210101201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112221210101201 its reverse (102101012122211), we get a palindrome (214322222223412).

It can be divided in two parts, 11222121010 and 1201, that added together give a palindrome (11222122211).

The spelling of 112221210101201 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred ten million, one hundred one thousand, two hundred one".