11120222121210 has 24 divisors (see below), whose sum is σ = 28912577515380. Its totient is φ = 2965392565632.

The previous prime is 11120222121209. The next prime is 11120222121227. The reversal of 11120222121210 is 1212122202111.

11120222121210 is a `hidden beast` number, since 1 + 11 + 202 + 221 + 21 + 210 = 666.

11120222121210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10346573458881 + 773648662329 = 3216609^2 + 879573^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61779011695 + ... + 61779011874.

Almost surely, 2^{11120222121210} is an apocalyptic number.

11120222121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11120222121210 is an abundant number, since it is smaller than the sum of its proper divisors (17792355394170).

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

11120222121210 is a wasteful number, since it uses less digits than its factorization.

11120222121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123558023582 (or 123558023579 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11120222121210 its reverse (1212122202111), we get a palindrome (12332344323321).

The spelling of 11120222121210 in words is "eleven trillion, one hundred twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred ten".