120666434162 has 4 divisors (see below), whose sum is σ = 180999651246. Its totient is φ = 60333217080.

The previous prime is 120666434137. The next prime is 120666434173. The reversal of 120666434162 is 261434666021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 261434666021 = 1201 ⋅217680821.

It can be written as a sum of positive squares in only one way, i.e., 88327245601 + 32339188561 = 297199^2 + 179831^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30166608539 + ... + 30166608542.

Almost surely, 2^120666434162 is an apocalyptic number.

120666434162 is a deficient number, since it is larger than the sum of its proper divisors (60333217084).

120666434162 is an equidigital number, since it uses as much as digits as its factorization.

120666434162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60333217083.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 120666434162 in words is "one hundred twenty billion, six hundred sixty-six million, four hundred thirty-four thousand, one hundred sixty-two".