222012003131 has 4 divisors (see below), whose sum is σ = 222013014600. Its totient is φ = 222010991664.

The previous prime is 222012003119. The next prime is 222012003167. The reversal of 222012003131 is 131300210222.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222012003131 is a prime.

It is a super-2 number, since 2×222012003131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012003181) 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, 22721 + ... + 666738.

It is an arithmetic number, because the mean of its divisors is an integer number (55503253650).

Almost surely, 2^222012003131 is an apocalyptic number.

222012003131 is a deficient number, since it is larger than the sum of its proper divisors (1011469).

222012003131 is an equidigital number, since it uses as much as digits as its factorization.

222012003131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011468.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 222012003131 its reverse (131300210222), we get a palindrome (353312213353).

The spelling of 222012003131 in words is "two hundred twenty-two billion, twelve million, three thousand, one hundred thirty-one".