140121534515001 has 32 divisors (see below), whose sum is σ = 210016846905600. Its totient is φ = 82452512507904.

The previous prime is 140121534514961. The next prime is 140121534515029. The reversal of 140121534515001 is 100515435121041.

It is not a de Polignac number, because 140121534515001 - 2¹⁵ = 140121534482233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140121534515051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22881856 + ... + 28351761.

It is an arithmetic number, because the mean of its divisors is an integer number (6563026465800).

Almost surely, 2^{140121534515001} is an apocalyptic number.

It is an amenable number.

140121534515001 is a deficient number, since it is larger than the sum of its proper divisors (69895312390599).

140121534515001 is a wasteful number, since it uses less digits than its factorization.

140121534515001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51236705.

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 140121534515001 its reverse (100515435121041), we get a palindrome (240636969636042).

The spelling of 140121534515001 in words is "one hundred forty trillion, one hundred twenty-one billion, five hundred thirty-four million, five hundred fifteen thousand, one".