350142120031531 has 4 divisors (see below), whose sum is σ = 350142291743472. Its totient is φ = 350141948319592.

The previous prime is 350142120031493. The next prime is 350142120031601. The reversal of 350142120031531 is 135130021241053.

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

It is a cyclic number.

It is not a de Polignac number, because 350142120031531 - 2⁴¹ = 347943096775979 is a prime.

It is a super-3 number, since 3×350142120031531³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 350142120031493 and 350142120031502.

It is not an unprimeable number, because it can be changed into a prime (350142120038531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82760071 + ... + 86887936.

It is an arithmetic number, because the mean of its divisors is an integer number (87535572935868).

Almost surely, 2^{350142120031531} is an apocalyptic number.

350142120031531 is a deficient number, since it is larger than the sum of its proper divisors (171711941).

350142120031531 is a wasteful number, since it uses less digits than its factorization.

350142120031531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171711940.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 350142120031531 its reverse (135130021241053), we get a palindrome (485272141272584).

The spelling of 350142120031531 in words is "three hundred fifty trillion, one hundred forty-two billion, one hundred twenty million, thirty-one thousand, five hundred thirty-one".