1102201212112 has 240 divisors, whose sum is σ = 2920692563712. Its totient is φ = 396093680640.

The previous prime is 1102201212059. The next prime is 1102201212137. The reversal of 1102201212112 is 2112121022011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 189802713 + ... + 189808519.

Almost surely, 2^{1102201212112} 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 1102201212112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1460346281856).

1102201212112 is an abundant number, since it is smaller than the sum of its proper divisors (1818491351600).

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

1102201212112 is a wasteful number, since it uses less digits than its factorization.

1102201212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7546 (or 7533 counting only the distinct ones).

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

Adding to 1102201212112 its reverse (2112121022011), we get a palindrome (3214322234123).

The spelling of 1102201212112 in words is "one trillion, one hundred two billion, two hundred one million, two hundred twelve thousand, one hundred twelve".