1022222222210 has 32 divisors (see below), whose sum is σ = 2213533837440. Its totient is φ = 332030074752.

The previous prime is 1022222222209. The next prime is 1022222222227. The reversal of 1022222222210 is 122222222201.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384292739 + ... + 384295398.

It is an arithmetic number, because the mean of its divisors is an integer number (69172932420).

Almost surely, 2^{1022222222210} is an apocalyptic number.

1022222222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022222222210 is an abundant number, since it is smaller than the sum of its proper divisors (1191311615230).

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

1022222222210 is a wasteful number, since it uses less digits than its factorization.

1022222222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768588170.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1022222222210 its reverse (122222222201), we get a palindrome (1144444444411).

Subtracting from 1022222222210 its reverse (122222222201), we obtain a palindrome (900000000009).

The spelling of 1022222222210 in words is "one trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred ten".