202320430032142 has 4 divisors (see below), whose sum is σ = 303480645048216. Its totient is φ = 101160215016070.

The previous prime is 202320430032029. The next prime is 202320430032169. The reversal of 202320430032142 is 241230034023202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 202320430032142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50580107508034 + ... + 50580107508037.

It is an arithmetic number, because the mean of its divisors is an integer number (75870161262054).

Almost surely, 2^{202320430032142} is an apocalyptic number.

202320430032142 is a deficient number, since it is larger than the sum of its proper divisors (101160215016074).

202320430032142 is a wasteful number, since it uses less digits than its factorization.

202320430032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101160215016073.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 202320430032142 its reverse (241230034023202), we get a palindrome (443550464055344).

The spelling of 202320430032142 in words is "two hundred two trillion, three hundred twenty billion, four hundred thirty million, thirty-two thousand, one hundred forty-two".