11212012222210 has 64 divisors (see below), whose sum is σ = 21149717082624. Its totient is φ = 4271390323200.

The previous prime is 11212012222181. The next prime is 11212012222261. The reversal of 11212012222210 is 1222221021211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50337307 + ... + 50559553.

It is an arithmetic number, because the mean of its divisors is an integer number (330464329416).

Almost surely, 2^{11212012222210} is an apocalyptic number.

11212012222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212012222210 is a deficient number, since it is larger than the sum of its proper divisors (9937704860414).

11212012222210 is a wasteful number, since it uses less digits than its factorization.

11212012222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223219.

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

Adding to 11212012222210 its reverse (1222221021211), we get a palindrome (12434233243421).

The spelling of 11212012222210 in words is "eleven trillion, two hundred twelve billion, twelve million, two hundred twenty-two thousand, two hundred ten".