202152430020342 has 64 divisors (see below), whose sum is σ = 427668595280640. Its totient is φ = 63525025267200.

The previous prime is 202152430020329. The next prime is 202152430020349. The reversal of 202152430020342 is 243020034251202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202152430020349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152346898 + ... + 153668090.

It is an arithmetic number, because the mean of its divisors is an integer number (6682321801260).

Almost surely, 2^{202152430020342} is an apocalyptic number.

202152430020342 is an abundant number, since it is smaller than the sum of its proper divisors (225516165260298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202152430020342 is a wasteful number, since it uses less digits than its factorization.

202152430020342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327789.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 202152430020342 its reverse (243020034251202), we get a palindrome (445172464271544).

The spelling of 202152430020342 in words is "two hundred two trillion, one hundred fifty-two billion, four hundred thirty million, twenty thousand, three hundred forty-two".