11222201212210 has 8 divisors (see below), whose sum is σ = 20199962181996. Its totient is φ = 4488880484880.

The previous prime is 11222201212199. The next prime is 11222201212231. The reversal of 11222201212210 is 1221210222211.

11222201212210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10409482735129 + 812718477081 = 3226373^2 + 901509^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561110060601 + ... + 561110060620.

Almost surely, 2^{11222201212210} is an apocalyptic number.

11222201212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222201212210 is a deficient number, since it is larger than the sum of its proper divisors (8977760969786).

11222201212210 is a wasteful number, since it uses less digits than its factorization.

11222201212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122220121228.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11222201212210 its reverse (1221210222211), we get a palindrome (12443411434421).

The spelling of 11222201212210 in words is "eleven trillion, two hundred twenty-two billion, two hundred one million, two hundred twelve thousand, two hundred ten".