1102211011212 has 24 divisors (see below), whose sum is σ = 2723109557616. Its totient is φ = 345791689728.

The previous prime is 1102211011201. The next prime is 1102211011219. The reversal of 1102211011212 is 2121101122011.

It is a happy number.

It is a super-2 number, since 2×1102211011212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1102211011191 and 1102211011200.

It is not an unprimeable number, because it can be changed into a prime (1102211011219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2701497373 + ... + 2701497780.

It is an arithmetic number, because the mean of its divisors is an integer number (113462898234).

Almost surely, 2^{1102211011212} is an apocalyptic number.

1102211011212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102211011212 is an abundant number, since it is smaller than the sum of its proper divisors (1620898546404).

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

1102211011212 is a wasteful number, since it uses less digits than its factorization.

1102211011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402995177 (or 5402995175 counting only the distinct ones).

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

Adding to 1102211011212 its reverse (2121101122011), we get a palindrome (3223312133223).

The spelling of 1102211011212 in words is "one trillion, one hundred two billion, two hundred eleven million, eleven thousand, two hundred twelve".