11102111211012 has 24 divisors (see below), whose sum is σ = 26063852090976. Its totient is φ = 3678000032448.

The previous prime is 11102111210989. The next prime is 11102111211017. The reversal of 11102111211012 is 21011211120111.

It is a junction number, because it is equal to n+sod(n) for n = 11102111210982 and 11102111211000.

It is not an unprimeable number, because it can be changed into a prime (11102111211017) 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, 2837961033 + ... + 2837964944.

It is an arithmetic number, because the mean of its divisors is an integer number (1085993837124).

Almost surely, 2^{11102111211012} is an apocalyptic number.

11102111211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11102111211012 is an abundant number, since it is smaller than the sum of its proper divisors (14961740879964).

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

11102111211012 is a wasteful number, since it uses less digits than its factorization.

11102111211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5675926147 (or 5675926145 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11102111211012 its reverse (21011211120111), we get a palindrome (32113322331123).

Subtracting 11102111211012 from its reverse (21011211120111), we obtain a palindrome (9909099909099).

The spelling of 11102111211012 in words is "eleven trillion, one hundred two billion, one hundred eleven million, two hundred eleven thousand, twelve".