120025531202155 has 8 divisors (see below), whose sum is σ = 144713247099984. Its totient is φ = 95565351856800.

The previous prime is 120025531202081. The next prime is 120025531202177. The reversal of 120025531202155 is 551202135520021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120025531202155 - 2¹⁹ = 120025530677867 is a prime.

It is a super-2 number, since 2×120025531202155² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120025531202155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56884136956 + ... + 56884139065.

It is an arithmetic number, because the mean of its divisors is an integer number (18089155887498).

Almost surely, 2^{120025531202155} is an apocalyptic number.

120025531202155 is a deficient number, since it is larger than the sum of its proper divisors (24687715897829).

120025531202155 is a wasteful number, since it uses less digits than its factorization.

120025531202155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113768276237.

The product of its (nonzero) digits is 30000, while the sum is 34.

Adding to 120025531202155 its reverse (551202135520021), we get a palindrome (671227666722176).

The spelling of 120025531202155 in words is "one hundred twenty trillion, twenty-five billion, five hundred thirty-one million, two hundred two thousand, one hundred fifty-five".