11101112201210 has 32 divisors (see below), whose sum is σ = 20030103997200. Its totient is φ = 4429763251200.

The previous prime is 11101112201191. The next prime is 11101112201213. The reversal of 11101112201210 is 1210221110111.

It can be written as a sum of positive squares in 8 ways, for example, as 5528099118481 + 5573013082729 = 2351191^2 + 2360723^2 .

It is not an unprimeable number, because it can be changed into a prime (11101112201213) 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, 11068610 + ... + 12029810.

Almost surely, 2^{11101112201210} is an apocalyptic number.

11101112201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11101112201210 is a deficient number, since it is larger than the sum of its proper divisors (8928991795990).

11101112201210 is a wasteful number, since it uses less digits than its factorization.

11101112201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963986.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11101112201210 its reverse (1210221110111), we get a palindrome (12311333311321).

The spelling of 11101112201210 in words is "eleven trillion, one hundred one billion, one hundred twelve million, two hundred one thousand, two hundred ten".