125533050211 has 4 divisors (see below), whose sum is σ = 125536841752. Its totient is φ = 125529258672.

The previous prime is 125533050193. The next prime is 125533050263. The reversal of 125533050211 is 112050335521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112050335521 = 70379 ⋅1592099.

It is a cyclic number.

It is not a de Polignac number, because 125533050211 - 2¹¹ = 125533048163 is a prime.

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 125533050211.

It is not an unprimeable number, because it can be changed into a prime (125533050271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845666 + ... + 1912471.

It is an arithmetic number, because the mean of its divisors is an integer number (31384210438).

Almost surely, 2^125533050211 is an apocalyptic number.

125533050211 is a deficient number, since it is larger than the sum of its proper divisors (3791541).

125533050211 is an equidigital number, since it uses as much as digits as its factorization.

125533050211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3791540.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 125533050211 its reverse (112050335521), we get a palindrome (237583385732).

The spelling of 125533050211 in words is "one hundred twenty-five billion, five hundred thirty-three million, fifty thousand, two hundred eleven".