125202011142 has 16 divisors (see below), whose sum is σ = 269665870320. Its totient is φ = 38523695712.

The previous prime is 125202011113. The next prime is 125202011147. The reversal of 125202011142 is 241110202521.

125202011142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125202011147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802576917 + ... + 802577072.

It is an arithmetic number, because the mean of its divisors is an integer number (16854116895).

Almost surely, 2^125202011142 is an apocalyptic number.

125202011142 is an abundant number, since it is smaller than the sum of its proper divisors (144463859178).

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

125202011142 is a wasteful number, since it uses less digits than its factorization.

125202011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605154007.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 125202011142 its reverse (241110202521), we get a palindrome (366312213663).

The spelling of 125202011142 in words is "one hundred twenty-five billion, two hundred two million, eleven thousand, one hundred forty-two".