1101200202012 has 24 divisors (see below), whose sum is σ = 2569569251200. Its totient is φ = 367052146416.

The previous prime is 1101200201993. The next prime is 1101200202017. The reversal of 1101200202012 is 2102020021011.

It is a super-2 number, since 2×1101200202012² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101200202017) 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, 1506712 + ... + 2114847.

Almost surely, 2^{1101200202012} is an apocalyptic number.

1101200202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101200202012 is an abundant number, since it is smaller than the sum of its proper divisors (1468369049188).

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

1101200202012 is a wasteful number, since it uses less digits than its factorization.

1101200202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646905 (or 3646903 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1101200202012 its reverse (2102020021011), we get a palindrome (3203220223023).

The spelling of 1101200202012 in words is "one trillion, one hundred one billion, two hundred million, two hundred two thousand, twelve".