11210121220210 has 64 divisors (see below), whose sum is σ = 22322796490368. Its totient is φ = 4019299200000.

The previous prime is 11210121220189. The next prime is 11210121220213. The reversal of 11210121220210 is 1202212101211.

It is not an unprimeable number, because it can be changed into a prime (11210121220213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584125 + ... + 4770895.

It is an arithmetic number, because the mean of its divisors is an integer number (348793695162).

Almost surely, 2^{11210121220210} is an apocalyptic number.

11210121220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11210121220210 is a deficient number, since it is larger than the sum of its proper divisors (11112675270158).

11210121220210 is a wasteful number, since it uses less digits than its factorization.

11210121220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4187131.

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

Adding to 11210121220210 its reverse (1202212101211), we get a palindrome (12412333321421).

The spelling of 11210121220210 in words is "eleven trillion, two hundred ten billion, one hundred twenty-one million, two hundred twenty thousand, two hundred ten".