120617231033165 has 32 divisors (see below), whose sum is σ = 161673879381120. Its totient is φ = 85849534900224.

The previous prime is 120617231033147. The next prime is 120617231033213. The reversal of 120617231033165 is 561330132716021.

It is not a de Polignac number, because 120617231033165 - 2¹² = 120617231029069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80974847 + ... + 82450956.

It is an arithmetic number, because the mean of its divisors is an integer number (5052308730660).

Almost surely, 2^{120617231033165} is an apocalyptic number.

It is an amenable number.

120617231033165 is a deficient number, since it is larger than the sum of its proper divisors (41056648347955).

120617231033165 is a wasteful number, since it uses less digits than its factorization.

120617231033165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163426301.

The product of its (nonzero) digits is 136080, while the sum is 41.

Adding to 120617231033165 its reverse (561330132716021), we get a palindrome (681947363749186).

The spelling of 120617231033165 in words is "one hundred twenty trillion, six hundred seventeen billion, two hundred thirty-one million, thirty-three thousand, one hundred sixty-five".