3142220042 has 24 divisors (see below), whose sum is σ = 5241744396. Its totient is φ = 1411053696.

The previous prime is 3142220021. The next prime is 3142220051. The reversal of 3142220042 is 2400222413.

3142220042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2176315801 + 965904241 = 46651^2 + 31079^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3142219996 and 3142220023.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113123 + ... + 138134.

Almost surely, 2^3142220042 is an apocalyptic number.

3142220042 is a deficient number, since it is larger than the sum of its proper divisors (2099524354).

3142220042 is a wasteful number, since it uses less digits than its factorization.

3142220042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251322 (or 251309 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3142220042 is about 56055.5085785510. The cubic root of 3142220042 is about 1464.6893759925.

Adding to 3142220042 its reverse (2400222413), we get a palindrome (5542442455).

The spelling of 3142220042 in words is "three billion, one hundred forty-two million, two hundred twenty thousand, forty-two".