125112203043355 has 64 divisors (see below), whose sum is σ = 172229598148608. Its totient is φ = 86361161103360.

The previous prime is 125112203043349. The next prime is 125112203043361. The reversal of 125112203043355 is 553340302211521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125112203043349) and next prime (125112203043361).

It is a de Polignac number, because none of the positive numbers 2^k-125112203043355 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 143952579 + ... + 144819091.

It is an arithmetic number, because the mean of its divisors is an integer number (2691087471072).

Almost surely, 2^{125112203043355} is an apocalyptic number.

125112203043355 is a deficient number, since it is larger than the sum of its proper divisors (47117395105253).

125112203043355 is a wasteful number, since it uses less digits than its factorization.

125112203043355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867436.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 125112203043355 its reverse (553340302211521), we get a palindrome (678452505254876).

The spelling of 125112203043355 in words is "one hundred twenty-five trillion, one hundred twelve billion, two hundred three million, forty-three thousand, three hundred fifty-five".