1112001010021 has 8 divisors (see below), whose sum is σ = 1213420184064. Its totient is φ = 1010636531520.

The previous prime is 1112001009971. The next prime is 1112001010051. The reversal of 1112001010021 is 1200101002111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1112001010021 - 2³⁹ = 562245196133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112001010051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13631365 + ... + 13712698.

It is an arithmetic number, because the mean of its divisors is an integer number (151677523008).

Almost surely, 2^{1112001010021} is an apocalyptic number.

1112001010021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1112001010021 is a deficient number, since it is larger than the sum of its proper divisors (101419174043).

1112001010021 is a wasteful number, since it uses less digits than its factorization.

1112001010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27347771.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1112001010021 its reverse (1200101002111), we get a palindrome (2312102012132).

It can be divided in two parts, 11 and 12001010021, that multiplied together give a palindrome (132011110231).

The spelling of 1112001010021 in words is "one trillion, one hundred twelve billion, one million, ten thousand, twenty-one".