111010211201 has 2 divisors, whose sum is σ = 111010211202. Its totient is φ = 111010211200.

The previous prime is 111010211197. The next prime is 111010211209. The reversal of 111010211201 is 102112010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85919334400 + 25090876801 = 293120^2 + 158401^2 .

It is a cyclic number.

It is not a de Polignac number, because 111010211201 - 2² = 111010211197 is a prime.

It is not a weakly prime, because it can be changed into another prime (111010211209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505105600 + 55505105601.

It is an arithmetic number, because the mean of its divisors is an integer number (55505105601).

Almost surely, 2^111010211201 is an apocalyptic number.

It is an amenable number.

111010211201 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010211201 is an equidigital number, since it uses as much as digits as its factorization.

111010211201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111010211201 its reverse (102112010111), we get a palindrome (213122221312).

The spelling of 111010211201 in words is "one hundred eleven billion, ten million, two hundred eleven thousand, two hundred one".