1102021211112 has 32 divisors (see below), whose sum is σ = 2756913382080. Its totient is φ = 367092356480.

The previous prime is 1102021211069. The next prime is 1102021211113. The reversal of 1102021211112 is 2111121202011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1102021211091 and 1102021211100.

It is not an unprimeable number, because it can be changed into a prime (1102021211113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15466668 + ... + 15537755.

It is an arithmetic number, because the mean of its divisors is an integer number (86153543190).

Almost surely, 2^{1102021211112} is an apocalyptic number.

1102021211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102021211112 is an abundant number, since it is smaller than the sum of its proper divisors (1654892170968).

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

1102021211112 is a wasteful number, since it uses less digits than its factorization.

1102021211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31005913 (or 31005909 counting only the distinct ones).

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

Adding to 1102021211112 its reverse (2111121202011), we get a palindrome (3213142413123).

The spelling of 1102021211112 in words is "one trillion, one hundred two billion, twenty-one million, two hundred eleven thousand, one hundred twelve".