120140200454 has 8 divisors (see below), whose sum is σ = 180271335720. Its totient is φ = 60049755216.

The previous prime is 120140200441. The next prime is 120140200469. The reversal of 120140200454 is 454002041021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×120140200454² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10165124 + ... + 10176935.

It is an arithmetic number, because the mean of its divisors is an integer number (22533916965).

Almost surely, 2^120140200454 is an apocalyptic number.

120140200454 is a deficient number, since it is larger than the sum of its proper divisors (60131135266).

120140200454 is a wasteful number, since it uses less digits than its factorization.

120140200454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20345014.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 120140200454 its reverse (454002041021), we get a palindrome (574142241475).

The spelling of 120140200454 in words is "one hundred twenty billion, one hundred forty million, two hundred thousand, four hundred fifty-four".