125056113211 has 8 divisors (see below), whose sum is σ = 125773047504. Its totient is φ = 124340351520.

The previous prime is 125056113209. The next prime is 125056113227. The reversal of 125056113211 is 112311650521.

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

It is a cyclic number.

It is not a de Polignac number, because 125056113211 - 2¹ = 125056113209 is a prime.

It is a super-4 number, since 4×125056113211⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125056113211.

It is not an unprimeable number, because it can be changed into a prime (125056113911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78796 + ... + 506281.

It is an arithmetic number, because the mean of its divisors is an integer number (15721630938).

Almost surely, 2^125056113211 is an apocalyptic number.

125056113211 is a deficient number, since it is larger than the sum of its proper divisors (716934293).

125056113211 is a wasteful number, since it uses less digits than its factorization.

125056113211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586301.

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 125056113211 its reverse (112311650521), we get a palindrome (237367763732).

The spelling of 125056113211 in words is "one hundred twenty-five billion, fifty-six million, one hundred thirteen thousand, two hundred eleven".