120140435151 has 24 divisors (see below), whose sum is σ = 189343621584. Its totient is φ = 72800300160.

The previous prime is 120140435147. The next prime is 120140435201. The reversal of 120140435151 is 151534041021.

120140435151 is a `hidden beast` number, since 1 + 2 + 0 + 140 + 4 + 3 + 515 + 1 = 666.

It is not a de Polignac number, because 120140435151 - 2² = 120140435147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120140435111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 517885 + ... + 713081.

It is an arithmetic number, because the mean of its divisors is an integer number (7889317566).

Almost surely, 2^120140435151 is an apocalyptic number.

120140435151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120140435151 is a deficient number, since it is larger than the sum of its proper divisors (69203186433).

120140435151 is a wasteful number, since it uses less digits than its factorization.

120140435151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201431 (or 201428 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 120140435151 its reverse (151534041021), we get a palindrome (271674476172).

The spelling of 120140435151 in words is "one hundred twenty billion, one hundred forty million, four hundred thirty-five thousand, one hundred fifty-one".