3031533223042 has 4 divisors (see below), whose sum is σ = 4547299834566. Its totient is φ = 1515766611520.

The previous prime is 3031533223007. The next prime is 3031533223091. The reversal of 3031533223042 is 2403223351303.

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

It can be written as a sum of positive squares in only one way, i.e., 1761090897721 + 1270442325321 = 1327061^2 + 1127139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3031533222995 and 3031533223013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 757883305759 + ... + 757883305762.

Almost surely, 2^{3031533223042} is an apocalyptic number.

3031533223042 is a deficient number, since it is larger than the sum of its proper divisors (1515766611524).

3031533223042 is a wasteful number, since it uses less digits than its factorization.

3031533223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515766611523.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 3031533223042 its reverse (2403223351303), we get a palindrome (5434756574345).

The spelling of 3031533223042 in words is "three trillion, thirty-one billion, five hundred thirty-three million, two hundred twenty-three thousand, forty-two".