120151240420005 has 24 divisors (see below), whose sum is σ = 208268967528960. Its totient is φ = 64078563875040.

The previous prime is 120151240419979. The next prime is 120151240420069. The reversal of 120151240420005 is 500024042151021.

It is a happy number.

120151240420005 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 51 + 2 + 404 + 200 + 0 + 5 = 666.

It is not a de Polignac number, because 120151240420005 - 2¹⁵ = 120151240387237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42311281 + ... + 45061590.

It is an arithmetic number, because the mean of its divisors is an integer number (8677873647040).

Almost surely, 2^{120151240420005} is an apocalyptic number.

120151240420005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120151240420005 is a deficient number, since it is larger than the sum of its proper divisors (88117727108955).

120151240420005 is a wasteful number, since it uses less digits than its factorization.

120151240420005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87403441 (or 87403438 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 120151240420005 its reverse (500024042151021), we get a palindrome (620175282571026).

The spelling of 120151240420005 in words is "one hundred twenty trillion, one hundred fifty-one billion, two hundred forty million, four hundred twenty thousand, five".