11222211201 has 8 divisors (see below), whose sum is σ = 14977189344. Its totient is φ = 7474353600.

The previous prime is 11222211199. The next prime is 11222211239. The reversal of 11222211201 is 10211222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11222211201 - 2¹ = 11222211199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222211001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1776456 + ... + 1782761.

It is an arithmetic number, because the mean of its divisors is an integer number (1872148668).

Almost surely, 2^11222211201 is an apocalyptic number.

It is an amenable number.

11222211201 is a deficient number, since it is larger than the sum of its proper divisors (3754978143).

11222211201 is a wasteful number, since it uses less digits than its factorization.

11222211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3560271.

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

Adding to 11222211201 its reverse (10211222211), we get a palindrome (21433433412).

The spelling of 11222211201 in words is "eleven billion, two hundred twenty-two million, two hundred eleven thousand, two hundred one".