125201342052 has 36 divisors (see below), whose sum is σ = 317037427980. Its totient is φ = 41660428032.

The previous prime is 125201342051. The next prime is 125201342087. The reversal of 125201342052 is 250243102521.

125201342052 is a `hidden beast` number, since 1 + 2 + 520 + 134 + 2 + 0 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 86291412516 + 38909929536 = 293754^2 + 197256^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×125201342052³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (125201342051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3035593 + ... + 3076560.

Almost surely, 2^125201342052 is an apocalyptic number.

125201342052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125201342052 is an abundant number, since it is smaller than the sum of its proper divisors (191836085928).

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

125201342052 is a wasteful number, since it uses less digits than its factorization.

125201342052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112732 (or 6112727 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 125201342052 its reverse (250243102521), we get a palindrome (375444444573).

The spelling of 125201342052 in words is "one hundred twenty-five billion, two hundred one million, three hundred forty-two thousand, fifty-two".