355202123222142 has 48 divisors (see below), whose sum is σ = 886262222431872. Its totient is φ = 100711616176080.

The previous prime is 355202123222119. The next prime is 355202123222147. The reversal of 355202123222142 is 241222321202553.

355202123222142 is a `hidden beast` number, since 3 + 5 + 5 + 202 + 1 + 232 + 2 + 214 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 355202123222097 and 355202123222106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355202123222147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10759771548 + ... + 10759804559.

It is an arithmetic number, because the mean of its divisors is an integer number (18463796300664).

Almost surely, 2^{355202123222142} is an apocalyptic number.

355202123222142 is an abundant number, since it is smaller than the sum of its proper divisors (531060099209730).

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

355202123222142 is a wasteful number, since it uses less digits than its factorization.

355202123222142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21519576253 (or 21519576250 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 355202123222142 its reverse (241222321202553), we get a palindrome (596424444424695).

The spelling of 355202123222142 in words is "three hundred fifty-five trillion, two hundred two billion, one hundred twenty-three million, two hundred twenty-two thousand, one hundred forty-two".