1102201112012 has 96 divisors (see below), whose sum is σ = 2592513713664. Its totient is φ = 395978688000.

The previous prime is 1102201111987. The next prime is 1102201112021. The reversal of 1102201112012 is 2102111022011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3671387 + ... + 3960237.

It is an arithmetic number, because the mean of its divisors is an integer number (27005351184).

Almost surely, 2^{1102201112012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102201112012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1296256856832).

1102201112012 is an abundant number, since it is smaller than the sum of its proper divisors (1490312601652).

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

1102201112012 is a wasteful number, since it uses less digits than its factorization.

1102201112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289839 (or 289837 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1102201112012 its reverse (2102111022011), we get a palindrome (3204312134023).

Subtracting 1102201112012 from its reverse (2102111022011), we obtain a palindrome (999909909999).

The spelling of 1102201112012 in words is "one trillion, one hundred two billion, two hundred one million, one hundred twelve thousand, twelve".