202120024342 has 32 divisors (see below), whose sum is σ = 324479232000. Its totient is φ = 94139431200.

The previous prime is 202120024333. The next prime is 202120024387. The reversal of 202120024342 is 243420021202.

202120024342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7633867 + ... + 7660297.

It is an arithmetic number, because the mean of its divisors is an integer number (10139976000).

Almost surely, 2^202120024342 is an apocalyptic number.

202120024342 is a deficient number, since it is larger than the sum of its proper divisors (122359207658).

202120024342 is a wasteful number, since it uses less digits than its factorization.

202120024342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29812.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 202120024342 its reverse (243420021202), we get a palindrome (445540045544).

The spelling of 202120024342 in words is "two hundred two billion, one hundred twenty million, twenty-four thousand, three hundred forty-two".