125450103100 has 36 divisors (see below), whose sum is σ = 311116257424. Its totient is φ = 43011463680.

The previous prime is 125450103091. The next prime is 125450103101. The reversal of 125450103100 is 1301054521.

It is a happy number.

It is a super-2 number, since 2×125450103100² (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 (125450103101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89606517 + ... + 89607916.

Almost surely, 2^125450103100 is an apocalyptic number.

125450103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125450103100 is an abundant number, since it is smaller than the sum of its proper divisors (185666154324).

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

125450103100 is a wasteful number, since it uses less digits than its factorization.

125450103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179214454 (or 179214447 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 125450103100 its reverse (1301054521), we get a palindrome (126751157621).

The spelling of 125450103100 in words is "one hundred twenty-five billion, four hundred fifty million, one hundred three thousand, one hundred".