11211100222210 has 32 divisors (see below), whose sum is σ = 23063191845120. Its totient is φ = 3843746273472.

The previous prime is 11211100222177. The next prime is 11211100222393. The reversal of 11211100222210 is 1222200111211.

It is a super-2 number, since 2×11211100222210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3438372 + ... + 5851888.

It is an arithmetic number, because the mean of its divisors is an integer number (720724745160).

Almost surely, 2^{11211100222210} is an apocalyptic number.

11211100222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211100222210 is an abundant number, since it is smaller than the sum of its proper divisors (11852091622910).

11211100222210 is a wasteful number, since it uses less digits than its factorization.

11211100222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479890.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11211100222210 its reverse (1222200111211), we get a palindrome (12433300333421).

The spelling of 11211100222210 in words is "eleven trillion, two hundred eleven billion, one hundred million, two hundred twenty-two thousand, two hundred ten".