355442424402101 has 4 divisors (see below), whose sum is σ = 357284094995052. Its totient is φ = 353600753809152.

The previous prime is 355442424402083. The next prime is 355442424402133. The reversal of 355442424402101 is 101204424244553.

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

It can be written as a sum of positive squares in 2 ways, for example, as 151678190692900 + 203764233709201 = 12315770^2 + 14274601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355442424402101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355442424402161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920835296186 + ... + 920835296571.

It is an arithmetic number, because the mean of its divisors is an integer number (89321023748763).

Almost surely, 2^{355442424402101} is an apocalyptic number.

It is an amenable number.

355442424402101 is a deficient number, since it is larger than the sum of its proper divisors (1841670592951).

355442424402101 is a wasteful number, since it uses less digits than its factorization.

355442424402101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841670592950.

The product of its (nonzero) digits is 614400, while the sum is 41.

Adding to 355442424402101 its reverse (101204424244553), we get a palindrome (456646848646654).

The spelling of 355442424402101 in words is "three hundred fifty-five trillion, four hundred forty-two billion, four hundred twenty-four million, four hundred two thousand, one hundred one".