11210212220202 has 12 divisors (see below), whose sum is σ = 24288793143810. Its totient is φ = 3736737406728.

The previous prime is 11210212220171. The next prime is 11210212220219. The reversal of 11210212220202 is 20202221201211.

It is a happy number.

11210212220202 is a `hidden beast` number, since 1 + 1 + 210 + 212 + 220 + 20 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7318426257081 + 3891785963121 = 2705259^2 + 1972761^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 622789567789 = 11210212220202 / (1 + 1 + 2 + 1 + 0 + 2 + 1 + 2 + 2 + 2 + 0 + 2 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311394783877 + ... + 311394783912.

Almost surely, 2^{11210212220202} is an apocalyptic number.

11210212220202 is an abundant number, since it is smaller than the sum of its proper divisors (13078580923608).

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

11210212220202 is a wasteful number, since it uses less digits than its factorization.

11210212220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622789567797 (or 622789567794 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11210212220202 its reverse (20202221201211), we get a palindrome (31412433421413).

The spelling of 11210212220202 in words is "eleven trillion, two hundred ten billion, two hundred twelve million, two hundred twenty thousand, two hundred two".