11122220210 has 16 divisors (see below), whose sum is σ = 20069928792. Its totient is φ = 4437792000.

The previous prime is 11122220189. The next prime is 11122220231. The reversal of 11122220210 is 1202222111.

It is an interprime number because it is at equal distance from previous prime (11122220189) and next prime (11122220231).

It can be written as a sum of positive squares in 4 ways, for example, as 10840349689 + 281870521 = 104117^2 + 16789^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1382801 + ... + 1390820.

Almost surely, 2^11122220210 is an apocalyptic number.

11122220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11122220210 is a deficient number, since it is larger than the sum of its proper divisors (8947708582).

11122220210 is a wasteful number, since it uses less digits than its factorization.

11122220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2774029.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11122220210 its reverse (1202222111), we get a palindrome (12324442321).

The spelling of 11122220210 in words is "eleven billion, one hundred twenty-two million, two hundred twenty thousand, two hundred ten".