140122023520121 has 8 divisors (see below), whose sum is σ = 140712875260800. Its totient is φ = 139531209839280.

The previous prime is 140122023520079. The next prime is 140122023520147. The reversal of 140122023520121 is 121025320221041.

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 140122023520121 - 2³⁰ = 140120949778297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140122023520321) 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, 2124110 + ... + 16874711.

It is an arithmetic number, because the mean of its divisors is an integer number (17589109407600).

Almost surely, 2^{140122023520121} is an apocalyptic number.

It is an amenable number.

140122023520121 is a deficient number, since it is larger than the sum of its proper divisors (590851740679).

140122023520121 is a wasteful number, since it uses less digits than its factorization.

140122023520121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19029919.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 140122023520121 its reverse (121025320221041), we get a palindrome (261147343741162).

The spelling of 140122023520121 in words is "one hundred forty trillion, one hundred twenty-two billion, twenty-three million, five hundred twenty thousand, one hundred twenty-one".