1102012222212 has 72 divisors (see below), whose sum is σ = 3052509707520. Its totient is φ = 332445568320.

The previous prime is 1102012222189. The next prime is 1102012222249. The reversal of 1102012222212 is 2122222102011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6151287 + ... + 6327902.

It is an arithmetic number, because the mean of its divisors is an integer number (42395968160).

Almost surely, 2^{1102012222212} is an apocalyptic number.

1102012222212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102012222212 is an abundant number, since it is smaller than the sum of its proper divisors (1950497485308).

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

1102012222212 is a wasteful number, since it uses less digits than its factorization.

1102012222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12479433 (or 12479428 counting only the distinct ones).

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

Adding to 1102012222212 its reverse (2122222102011), we get a palindrome (3224234324223).

The spelling of 1102012222212 in words is "one trillion, one hundred two billion, twelve million, two hundred twenty-two thousand, two hundred twelve".