35142151123221 has 16 divisors (see below), whose sum is σ = 47975716529664. Its totient is φ = 22869021322224.

The previous prime is 35142151123217. The next prime is 35142151123259. The reversal of 35142151123221 is 12232115124153.

It is not a de Polignac number, because 35142151123221 - 2² = 35142151123217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35142151123421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84553051 + ... + 84967656.

It is an arithmetic number, because the mean of its divisors is an integer number (2998482283104).

Almost surely, 2^{35142151123221} is an apocalyptic number.

It is an amenable number.

35142151123221 is a deficient number, since it is larger than the sum of its proper divisors (12833565406443).

35142151123221 is a wasteful number, since it uses less digits than its factorization.

35142151123221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169522360.

The product of its digits is 14400, while the sum is 33.

Adding to 35142151123221 its reverse (12232115124153), we get a palindrome (47374266247374).

The spelling of 35142151123221 in words is "thirty-five trillion, one hundred forty-two billion, one hundred fifty-one million, one hundred twenty-three thousand, two hundred twenty-one".