1112102202021 has 8 divisors (see below), whose sum is σ = 1482818051424.
Its totient is φ = 741393910320.
The previous prime is 1112102202007. The next prime is 1112102202023. The reversal of 1112102202021 is 1202022012111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1112102202021 - 26 = 1112102201957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1112102202023) 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, 1536670 + ... + 2141391.
It is an arithmetic number, because the mean of its divisors is an integer number (185352256428).
Almost surely, 21112102202021 is an apocalyptic number.
It is an amenable number.
1112102202021 is a deficient number, since it is larger than the sum of its proper divisors (370715849403).
1112102202021 is a wasteful number, since it uses less digits than its factorization.
1112102202021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3778851.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1112102202021 its reverse (1202022012111), we get a palindrome (2314124214132).
The spelling of 1112102202021 in words is "one trillion, one hundred twelve billion, one hundred two million, two hundred two thousand, twenty-one".