1123212330031 has 8 divisors (see below), whose sum is σ = 1278597435264. Its totient is φ = 976706373720.

The previous prime is 1123212329989. The next prime is 1123212330049. The reversal of 1123212330031 is 1300332123211.

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

It is not a de Polignac number, because 1123212330031 - 2¹³ = 1123212321839 is a prime.

It is a super-2 number, since 2×1123212330031² (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 = 1123212329984 and 1123212330011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123212330131) 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, 2219786961 + ... + 2219787466.

It is an arithmetic number, because the mean of its divisors is an integer number (159824679408).

Almost surely, 2^{1123212330031} is an apocalyptic number.

1123212330031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1123212330031 is a deficient number, since it is larger than the sum of its proper divisors (155385105233).

1123212330031 is a wasteful number, since it uses less digits than its factorization.

1123212330031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439574461.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1123212330031 its reverse (1300332123211), we get a palindrome (2423544453242).

The spelling of 1123212330031 in words is "one trillion, one hundred twenty-three billion, two hundred twelve million, three hundred thirty thousand, thirty-one".