11101221022210 has 64 divisors (see below), whose sum is σ = 22079546745984. Its totient is φ = 3984890368000.

The previous prime is 11101221022093. The next prime is 11101221022249. The reversal of 11101221022210 is 1222012210111.

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, 10611660 + ... + 11610760.

It is an arithmetic number, because the mean of its divisors is an integer number (344992917906).

Almost surely, 2^{11101221022210} is an apocalyptic number.

11101221022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11101221022210 is a deficient number, since it is larger than the sum of its proper divisors (10978325723774).

11101221022210 is a wasteful number, since it uses less digits than its factorization.

11101221022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000419.

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

Adding to 11101221022210 its reverse (1222012210111), we get a palindrome (12323233232321).

The spelling of 11101221022210 in words is "eleven trillion, one hundred one billion, two hundred twenty-one million, twenty-two thousand, two hundred ten".