11202121120210 has 8 divisors (see below), whose sum is σ = 20163818016396. Its totient is φ = 4480848448080.

The previous prime is 11202121120189. The next prime is 11202121120217. The reversal of 11202121120210 is 1202112120211.

It can be written as a sum of positive squares in 2 ways, for example, as 11174331896809 + 27789223401 = 3342803^2 + 166701^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11202121120217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560106056001 + ... + 560106056020.

Almost surely, 2^{11202121120210} is an apocalyptic number.

11202121120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11202121120210 is a deficient number, since it is larger than the sum of its proper divisors (8961696896186).

11202121120210 is a wasteful number, since it uses less digits than its factorization.

11202121120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120212112028.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11202121120210 its reverse (1202112120211), we get a palindrome (12404233240421).

It can be divided in two parts, 1120212 and 1120210, that added together give a palindrome (2240422).

The spelling of 11202121120210 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred ten".