1111022212210 has 16 divisors (see below), whose sum is σ = 2001992679000. Its totient is φ = 443930507776.

The previous prime is 1111022212177. The next prime is 1111022212213. The reversal of 1111022212210 is 122122201111.

It can be written as a sum of positive squares in 4 ways, for example, as 899798324929 + 211223887281 = 948577^2 + 459591^2 .

It is not an unprimeable number, because it can be changed into a prime (1111022212213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59787385 + ... + 59805964.

Almost surely, 2^{1111022212210} is an apocalyptic number.

1111022212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111022212210 is a deficient number, since it is larger than the sum of its proper divisors (890970466790).

1111022212210 is a wasteful number, since it uses less digits than its factorization.

1111022212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119594285.

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

Adding to 1111022212210 its reverse (122122201111), we get a palindrome (1233144413321).

The spelling of 1111022212210 in words is "one trillion, one hundred eleven billion, twenty-two million, two hundred twelve thousand, two hundred ten".