1112032121421 has 16 divisors (see below), whose sum is σ = 1596787809344. Its totient is φ = 684317286144.

The previous prime is 1112032121413. The next prime is 1112032121443. The reversal of 1112032121421 is 1241212302111.

It is not a de Polignac number, because 1112032121421 - 2³ = 1112032121413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112032121021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3100410 + ... + 3440436.

It is an arithmetic number, because the mean of its divisors is an integer number (99799238084).

Almost surely, 2^{1112032121421} is an apocalyptic number.

It is an amenable number.

1112032121421 is a deficient number, since it is larger than the sum of its proper divisors (484755687923).

1112032121421 is a wasteful number, since it uses less digits than its factorization.

1112032121421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423900.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1112032121421 its reverse (1241212302111), we get a palindrome (2353244423532).

The spelling of 1112032121421 in words is "one trillion, one hundred twelve billion, thirty-two million, one hundred twenty-one thousand, four hundred twenty-one".