101125543427 has 2 divisors, whose sum is σ = 101125543428. Its totient is φ = 101125543426.

The previous prime is 101125543381. The next prime is 101125543483. The reversal of 101125543427 is 724345521101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101125543427 is a prime.

It is not a weakly prime, because it can be changed into another prime (101125543027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50562771713 + 50562771714.

It is an arithmetic number, because the mean of its divisors is an integer number (50562771714).

Almost surely, 2^101125543427 is an apocalyptic number.

101125543427 is a deficient number, since it is larger than the sum of its proper divisors (1).

101125543427 is an equidigital number, since it uses as much as digits as its factorization.

101125543427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 101125543427 in words is "one hundred one billion, one hundred twenty-five million, five hundred forty-three thousand, four hundred twenty-seven".