11121211022210 has 32 divisors (see below), whose sum is σ = 20631083901120. Its totient is φ = 4313772042048.

The previous prime is 11121211022179. The next prime is 11121211022219. The reversal of 11121211022210 is 1222011212111.

11121211022210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11121211022210² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121211022219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92973617 + ... + 93093156.

It is an arithmetic number, because the mean of its divisors is an integer number (644721371910).

Almost surely, 2^{11121211022210} is an apocalyptic number.

11121211022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121211022210 is a deficient number, since it is larger than the sum of its proper divisors (9509872878910).

11121211022210 is a wasteful number, since it uses less digits than its factorization.

11121211022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186066962.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121211022210 its reverse (1222011212111), we get a palindrome (12343222234321).

The spelling of 11121211022210 in words is "eleven trillion, one hundred twenty-one billion, two hundred eleven million, twenty-two thousand, two hundred ten".