12046222031 has 8 divisors (see below), whose sum is σ = 12076922880. Its totient is φ = 12015545272.

The previous prime is 12046222007. The next prime is 12046222037. The reversal of 12046222031 is 13022264021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12046222031 - 2¹⁰ = 12046221007 is a prime.

It is a super-2 number, since 2×12046222031² (a number of 21 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 = 12046221988 and 12046222006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12046222037) 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, 1386206 + ... + 1394868.

It is an arithmetic number, because the mean of its divisors is an integer number (1509615360).

Almost surely, 2^12046222031 is an apocalyptic number.

12046222031 is a deficient number, since it is larger than the sum of its proper divisors (30700849).

12046222031 is an equidigital number, since it uses as much as digits as its factorization.

12046222031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12046222031 its reverse (13022264021), we get a palindrome (25068486052).

The spelling of 12046222031 in words is "twelve billion, forty-six million, two hundred twenty-two thousand, thirty-one".