4220520142 has 8 divisors (see below), whose sum is σ = 6332681736. Its totient is φ = 2109626232.

The previous prime is 4220520137. The next prime is 4220520193. The reversal of 4220520142 is 2410250224.

4220520142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 308553 + ... + 321940.

It is an arithmetic number, because the mean of its divisors is an integer number (791585217).

Almost surely, 2^4220520142 is an apocalyptic number.

4220520142 is a deficient number, since it is larger than the sum of its proper divisors (2112161594).

4220520142 is a wasteful number, since it uses less digits than its factorization.

4220520142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633842.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 4220520142 is about 64965.5304142127. The cubic root of 4220520142 is about 1616.0519803130.

Adding to 4220520142 its reverse (2410250224), we get a palindrome (6630770366).

The spelling of 4220520142 in words is "four billion, two hundred twenty million, five hundred twenty thousand, one hundred forty-two".