1112102021200 has 60 divisors (see below), whose sum is σ = 2717110334880. Its totient is φ = 437301124480.

The previous prime is 1112102021119. The next prime is 1112102021203. The reversal of 1112102021200 is 21202012111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112102021203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23537884 + ... + 23585083.

It is an arithmetic number, because the mean of its divisors is an integer number (45285172248).

Almost surely, 2^{1112102021200} is an apocalyptic number.

1112102021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112102021200 is an abundant number, since it is smaller than the sum of its proper divisors (1605008313680).

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

1112102021200 is a wasteful number, since it uses less digits than its factorization.

1112102021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47123044 (or 47123033 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112102021200 its reverse (21202012111), we get a palindrome (1133304033311).

The spelling of 1112102021200 in words is "one trillion, one hundred twelve billion, one hundred two million, twenty-one thousand, two hundred".