120235424531551 has 8 divisors (see below), whose sum is σ = 137437933848224. Its totient is φ = 103039420239360.

The previous prime is 120235424531543. The next prime is 120235424531561. The reversal of 120235424531551 is 155135424532021.

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 120235424531551 - 2³ = 120235424531543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120235424531498 and 120235424531507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120235424531531) 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, 1626216510 + ... + 1626290443.

It is an arithmetic number, because the mean of its divisors is an integer number (17179741731028).

Almost surely, 2^{120235424531551} is an apocalyptic number.

120235424531551 is a deficient number, since it is larger than the sum of its proper divisors (17202509316673).

120235424531551 is an equidigital number, since it uses as much as digits as its factorization.

120235424531551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252512241.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 120235424531551 in words is "one hundred twenty trillion, two hundred thirty-five billion, four hundred twenty-four million, five hundred thirty-one thousand, five hundred fifty-one".