120603510155 has 8 divisors (see below), whose sum is σ = 144741870000. Its totient is φ = 96471036256.

The previous prime is 120603510151. The next prime is 120603510221. The reversal of 120603510155 is 551015306021.

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

It is a cyclic number.

It is not a de Polignac number, because 120603510155 - 2² = 120603510151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120603510151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426280 + ... + 1508469.

It is an arithmetic number, because the mean of its divisors is an integer number (18092733750).

Almost surely, 2^120603510155 is an apocalyptic number.

120603510155 is a deficient number, since it is larger than the sum of its proper divisors (24138359845).

120603510155 is an equidigital number, since it uses as much as digits as its factorization.

120603510155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942973.

The product of its (nonzero) digits is 4500, while the sum is 29.

Adding to 120603510155 its reverse (551015306021), we get a palindrome (671618816176).

The spelling of 120603510155 in words is "one hundred twenty billion, six hundred three million, five hundred ten thousand, one hundred fifty-five".