120258078269 has 4 divisors (see below), whose sum is σ = 137437803744. Its totient is φ = 103078352796.

The previous prime is 120258078263. The next prime is 120258078271. The reversal of 120258078269 is 962870852021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 962870852021 = 13 ⋅74066988617.

It is a cyclic number.

It is not a de Polignac number, because 120258078269 - 2¹² = 120258074173 is a prime.

It is a super-2 number, since 2×120258078269² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120258078263) 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, 8589862727 + ... + 8589862740.

It is an arithmetic number, because the mean of its divisors is an integer number (34359450936).

Almost surely, 2^120258078269 is an apocalyptic number.

It is an amenable number.

120258078269 is a deficient number, since it is larger than the sum of its proper divisors (17179725475).

120258078269 is an equidigital number, since it uses as much as digits as its factorization.

120258078269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17179725474.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 120258078269 in words is "one hundred twenty billion, two hundred fifty-eight million, seventy-eight thousand, two hundred sixty-nine".