31133011131322 has 8 divisors (see below), whose sum is σ = 46699604706996. Its totient is φ = 15566476228992.

The previous prime is 31133011131319. The next prime is 31133011131359. The reversal of 31133011131322 is 22313111033113.

It can be written as a sum of positive squares in 2 ways, for example, as 27724552998921 + 3408458132401 = 5265411^2 + 1846201^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13316893 + ... + 15479200.

Almost surely, 2^{31133011131322} is an apocalyptic number.

31133011131322 is a deficient number, since it is larger than the sum of its proper divisors (15566593575674).

31133011131322 is a wasteful number, since it uses less digits than its factorization.

31133011131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29336672.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 31133011131322 its reverse (22313111033113), we get a palindrome (53446122164435).

The spelling of 31133011131322 in words is "thirty-one trillion, one hundred thirty-three billion, eleven million, one hundred thirty-one thousand, three hundred twenty-two".