1102220122212 has 36 divisors (see below), whose sum is σ = 3039455489616. Its totient is φ = 334006097520.

The previous prime is 1102220122189. The next prime is 1102220122231. The reversal of 1102220122212 is 2122210222011.

It is a happy number.

1102220122212 is a `hidden beast` number, since 110 + 2 + 220 + 122 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1391691678 + ... + 1391692469.

It is an arithmetic number, because the mean of its divisors is an integer number (84429319156).

Almost surely, 2^{1102220122212} is an apocalyptic number.

1102220122212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102220122212 is an abundant number, since it is smaller than the sum of its proper divisors (1937235367404).

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

1102220122212 is a wasteful number, since it uses less digits than its factorization.

1102220122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783384168 (or 2783384163 counting only the distinct ones).

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

Adding to 1102220122212 its reverse (2122210222011), we get a palindrome (3224430344223).

The spelling of 1102220122212 in words is "one trillion, one hundred two billion, two hundred twenty million, one hundred twenty-two thousand, two hundred twelve".