125140231000 has 32 divisors (see below), whose sum is σ = 292828142880. Its totient is φ = 50056092000.

The previous prime is 125140230973. The next prime is 125140231079. The reversal of 125140231000 is 132041521.

It is a super-2 number, since 2×125140231000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62569116 + ... + 62571115.

It is an arithmetic number, because the mean of its divisors is an integer number (9150879465).

Almost surely, 2^125140231000 is an apocalyptic number.

125140231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125140231000 is an abundant number, since it is smaller than the sum of its proper divisors (167687911880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125140231000 is a wasteful number, since it uses less digits than its factorization.

125140231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125140252 (or 125140238 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 125140231000 its reverse (132041521), we get a palindrome (125272272521).

The spelling of 125140231000 in words is "one hundred twenty-five billion, one hundred forty million, two hundred thirty-one thousand".