11121011212210 has 32 divisors (see below), whose sum is σ = 22310883181440. Its totient is φ = 3966379229952.

The previous prime is 11121011212169. The next prime is 11121011212219. The reversal of 11121011212210 is 1221211012111.

It is a super-4 number, since 4×11121011212210⁴ (a number of 53 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121011212219) 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, 1721515534 + ... + 1721521993.

It is an arithmetic number, because the mean of its divisors is an integer number (697215099420).

Almost surely, 2^{11121011212210} is an apocalyptic number.

11121011212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121011212210 is an abundant number, since it is smaller than the sum of its proper divisors (11189871969230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121011212210 is a wasteful number, since it uses less digits than its factorization.

11121011212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3443037570.

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

Adding to 11121011212210 its reverse (1221211012111), we get a palindrome (12342222224321).

The spelling of 11121011212210 in words is "eleven trillion, one hundred twenty-one billion, eleven million, two hundred twelve thousand, two hundred ten".