12220000212031 has 4 divisors (see below), whose sum is σ = 12273832812312. Its totient is φ = 12166167611752.

The previous prime is 12220000212029. The next prime is 12220000212071. The reversal of 12220000212031 is 13021200002221.

It is a happy number.

12220000212031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12220000212031 - 2¹ = 12220000212029 is a prime.

It is a super-2 number, since 2×12220000212031² (a number of 27 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 = 12220000211996 and 12220000212014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220000212071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26916299800 + ... + 26916300253.

It is an arithmetic number, because the mean of its divisors is an integer number (3068458203078).

Almost surely, 2^{12220000212031} is an apocalyptic number.

12220000212031 is a deficient number, since it is larger than the sum of its proper divisors (53832600281).

12220000212031 is an equidigital number, since it uses as much as digits as its factorization.

12220000212031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53832600280.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12220000212031 its reverse (13021200002221), we get a palindrome (25241200214252).

The spelling of 12220000212031 in words is "twelve trillion, two hundred twenty billion, two hundred twelve thousand, thirty-one".