33130131322 has 4 divisors (see below), whose sum is σ = 49695196986. Its totient is φ = 16565065660.

The previous prime is 33130131319. The next prime is 33130131361. The reversal of 33130131322 is 22313103133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22313103133 = 33769 ⋅660757.

It can be written as a sum of positive squares in only one way, i.e., 25173312921 + 7956818401 = 158661^2 + 89201^2 .

It is a junction number, because it is equal to n+sod(n) for n = 33130131293 and 33130131302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8282532829 + ... + 8282532832.

Almost surely, 2^33130131322 is an apocalyptic number.

33130131322 is a deficient number, since it is larger than the sum of its proper divisors (16565065664).

33130131322 is a wasteful number, since it uses less digits than its factorization.

33130131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16565065663.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 33130131322 its reverse (22313103133), we get a palindrome (55443234455).

The spelling of 33130131322 in words is "thirty-three billion, one hundred thirty million, one hundred thirty-one thousand, three hundred twenty-two".