222011011201 has 4 divisors (see below), whose sum is σ = 253726869952. Its totient is φ = 190295152452.

The previous prime is 222011011177. The next prime is 222011011247. The reversal of 222011011201 is 102110110222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222011011201 - 2¹⁹ = 222010486913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222011011601) 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, 15857929365 + ... + 15857929378.

It is an arithmetic number, because the mean of its divisors is an integer number (63431717488).

Almost surely, 2^222011011201 is an apocalyptic number.

It is an amenable number.

222011011201 is a deficient number, since it is larger than the sum of its proper divisors (31715858751).

222011011201 is an equidigital number, since it uses as much as digits as its factorization.

222011011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31715858750.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 222011011201 its reverse (102110110222), we get a palindrome (324121121423).

The spelling of 222011011201 in words is "two hundred twenty-two billion, eleven million, eleven thousand, two hundred one".