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125130110213 = 691390746349
BaseRepresentation
bin111010010001001010…
…1011111010100000101
3102221222112101012201102
41310202111133110011
54022231302011323
6133252312305445
712016561246643
oct1644225372405
9387875335642
10125130110213
1149081759929
12203019a2285
13ba51c9c944
1460b07d6193
1533c555d328
hex1d2255f505

125130110213 has 8 divisors (see below), whose sum is σ = 125345973600. Its totient is φ = 124914348720.

The previous prime is 125130110207. The next prime is 125130110219. The reversal of 125130110213 is 312011031521.

It is an interprime number because it is at equal distance from previous prime (125130110207) and next prime (125130110219).

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 125130110213 - 210 = 125130109189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125130110219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2676563 + ... + 2722911.

It is an arithmetic number, because the mean of its divisors is an integer number (15668246700).

Almost surely, 2125130110213 is an apocalyptic number.

It is an amenable number.

125130110213 is a deficient number, since it is larger than the sum of its proper divisors (215863387).

125130110213 is an equidigital number, since it uses as much as digits as its factorization.

125130110213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50947.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 125130110213 its reverse (312011031521), we get a palindrome (437141141734).

The spelling of 125130110213 in words is "one hundred twenty-five billion, one hundred thirty million, one hundred ten thousand, two hundred thirteen".

Divisors: 1 691 3907 46349 2699737 32027159 181085543 125130110213