125452226312142 has 32 divisors (see below), whose sum is σ = 251059572900000. Its totient is φ = 41791556825088.

The previous prime is 125452226312129. The next prime is 125452226312191. The reversal of 125452226312142 is 241213622254521.

It is a super-2 number, since 2×125452226312142² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125452226312094 and 125452226312103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394383334 + ... + 394701302.

It is an arithmetic number, because the mean of its divisors is an integer number (7845611653125).

Almost surely, 2^{125452226312142} is an apocalyptic number.

125452226312142 is an abundant number, since it is smaller than the sum of its proper divisors (125607346587858).

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

125452226312142 is a wasteful number, since it uses less digits than its factorization.

125452226312142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358420.

The product of its digits is 460800, while the sum is 42.

Adding to 125452226312142 its reverse (241213622254521), we get a palindrome (366665848566663).

The spelling of 125452226312142 in words is "one hundred twenty-five trillion, four hundred fifty-two billion, two hundred twenty-six million, three hundred twelve thousand, one hundred forty-two".