125000001101101 has 32 divisors (see below), whose sum is σ = 146792430150912. Its totient is φ = 104207570288640.

The previous prime is 125000001101071. The next prime is 125000001101231. The reversal of 125000001101101 is 101101100000521.

It is a de Polignac number, because none of the positive numbers 2^k-125000001101101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125000001102101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 906865150 + ... + 907002976.

It is an arithmetic number, because the mean of its divisors is an integer number (4587263442216).

Almost surely, 2^{125000001101101} is an apocalyptic number.

It is an amenable number.

125000001101101 is a deficient number, since it is larger than the sum of its proper divisors (21792429049811).

125000001101101 is a wasteful number, since it uses less digits than its factorization.

125000001101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147589.

The product of its (nonzero) digits is 10, while the sum is 13.

Adding to 125000001101101 its reverse (101101100000521), we get a palindrome (226101101101622).

The spelling of 125000001101101 in words is "one hundred twenty-five trillion, one million, one hundred one thousand, one hundred one".