1002011201112 has 16 divisors (see below), whose sum is σ = 2505028002840. Its totient is φ = 334003733696.

The previous prime is 1002011201111. The next prime is 1002011201161. The reversal of 1002011201112 is 2111021102001.

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 (1002011201111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20875233333 + ... + 20875233380.

Almost surely, 2^{1002011201112} is an apocalyptic number.

1002011201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002011201112 is an abundant number, since it is smaller than the sum of its proper divisors (1503016801728).

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

1002011201112 is a wasteful number, since it uses less digits than its factorization.

1002011201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41750466722 (or 41750466718 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1002011201112 its reverse (2111021102001), we get a palindrome (3113032303113).

The spelling of 1002011201112 in words is "one trillion, two billion, eleven million, two hundred one thousand, one hundred twelve".