1102211101212 has 96 divisors (see below), whose sum is σ = 2781058378560. Its totient is φ = 337748797440.

The previous prime is 1102211101151. The next prime is 1102211101213. The reversal of 1102211101212 is 2121011122011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1102211101191 and 1102211101200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102211101213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39097762 + ... + 39125942.

It is an arithmetic number, because the mean of its divisors is an integer number (28969358110).

Almost surely, 2^{1102211101212} is an apocalyptic number.

1102211101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102211101212 is an abundant number, since it is smaller than the sum of its proper divisors (1678847277348).

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

1102211101212 is a wasteful number, since it uses less digits than its factorization.

1102211101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29223 (or 29221 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1102211101212 its reverse (2121011122011), we get a palindrome (3223222223223).

The spelling of 1102211101212 in words is "one trillion, one hundred two billion, two hundred eleven million, one hundred one thousand, two hundred twelve".