1102212112012 has 24 divisors (see below), whose sum is σ = 2105644059792. Its totient is φ = 500667187200.

The previous prime is 1102212111983. The next prime is 1102212112021. The reversal of 1102212112012 is 2102112122011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8392053 + ... + 8522380.

It is an arithmetic number, because the mean of its divisors is an integer number (87735169158).

Almost surely, 2^{1102212112012} is an apocalyptic number.

It is an amenable number.

1102212112012 is a deficient number, since it is larger than the sum of its proper divisors (1003431947780).

1102212112012 is a wasteful number, since it uses less digits than its factorization.

1102212112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16915929 (or 16915927 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1102212112012 its reverse (2102112122011), we get a palindrome (3204324234023).

Subtracting 1102212112012 from its reverse (2102112122011), we obtain a palindrome (999900009999).

It can be divided in two parts, 110 and 2212112012, that added together give a palindrome (2212112122).

The spelling of 1102212112012 in words is "one trillion, one hundred two billion, two hundred twelve million, one hundred twelve thousand, twelve".