342021124202 has 4 divisors (see below), whose sum is σ = 513031686306. Its totient is φ = 171010562100.

The previous prime is 342021124189. The next prime is 342021124229. The reversal of 342021124202 is 202421120243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202421120243 = 3373 ⋅60012191.

It can be written as a sum of positive squares in only one way, i.e., 277886068201 + 64135056001 = 527149^2 + 253249^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85505281049 + ... + 85505281052.

Almost surely, 2^342021124202 is an apocalyptic number.

342021124202 is a deficient number, since it is larger than the sum of its proper divisors (171010562104).

342021124202 is a wasteful number, since it uses less digits than its factorization.

342021124202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171010562103.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 342021124202 its reverse (202421120243), we get a palindrome (544442244445).

The spelling of 342021124202 in words is "three hundred forty-two billion, twenty-one million, one hundred twenty-four thousand, two hundred two".