125010631000 has 64 divisors (see below), whose sum is σ = 301961237760. Its totient is φ = 48391200000.

The previous prime is 125010630893. The next prime is 125010631001. The reversal of 125010631000 is 136010521.

It is a super-2 number, since 2×125010631000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125010631001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1985301 + ... + 2047300.

It is an arithmetic number, because the mean of its divisors is an integer number (4718144340).

Almost surely, 2^125010631000 is an apocalyptic number.

125010631000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125010631000 is an abundant number, since it is smaller than the sum of its proper divisors (176950606760).

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

125010631000 is a wasteful number, since it uses less digits than its factorization.

125010631000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032653 (or 4032639 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 125010631000 its reverse (136010521), we get a palindrome (125146641521).

The spelling of 125010631000 in words is "one hundred twenty-five billion, ten million, six hundred thirty-one thousand".