1112032121123 has 32 divisors (see below), whose sum is σ = 1392405201408. Its totient is φ = 862790745600.

The previous prime is 1112032121099. The next prime is 1112032121149. The reversal of 1112032121123 is 3211212302111.

It is not a de Polignac number, because 1112032121123 - 2²² = 1112027926819 is a prime.

It is a super-2 number, since 2×1112032121123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112032121095 and 1112032121104.

It is not an unprimeable number, because it can be changed into a prime (1112032121023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19615088 + ... + 19671698.

It is an arithmetic number, because the mean of its divisors is an integer number (43512662544).

Almost surely, 2^{1112032121123} is an apocalyptic number.

1112032121123 is a deficient number, since it is larger than the sum of its proper divisors (280373080285).

1112032121123 is a wasteful number, since it uses less digits than its factorization.

1112032121123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57723.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1112032121123 its reverse (3211212302111), we get a palindrome (4323244423234).

The spelling of 1112032121123 in words is "one trillion, one hundred twelve billion, thirty-two million, one hundred twenty-one thousand, one hundred twenty-three".