140312340023121 has 72 divisors (see below), whose sum is σ = 239957522610624. Its totient is φ = 78755588936640.

The previous prime is 140312340023101. The next prime is 140312340023171. The reversal of 140312340023121 is 121320043213041.

140312340023121 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 1 + 2 + 3 + 400 + 231 + 21 = 666.

It is not a de Polignac number, because 140312340023121 - 2⁶ = 140312340023057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140312340023101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15969766 + ... + 23144288.

It is an arithmetic number, because the mean of its divisors is an integer number (3332743369592).

Almost surely, 2^{140312340023121} is an apocalyptic number.

It is an amenable number.

140312340023121 is a deficient number, since it is larger than the sum of its proper divisors (99645182587503).

140312340023121 is a wasteful number, since it uses less digits than its factorization.

140312340023121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7175331 (or 7175321 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 140312340023121 its reverse (121320043213041), we get a palindrome (261632383236162).

The spelling of 140312340023121 in words is "one hundred forty trillion, three hundred twelve billion, three hundred forty million, twenty-three thousand, one hundred twenty-one".