10112123642477 has 2 divisors, whose sum is σ = 10112123642478. Its totient is φ = 10112123642476.

The previous prime is 10112123642473. The next prime is 10112123642501. The reversal of 10112123642477 is 77424632121101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7993800583561 + 2118323058916 = 2827331^2 + 1455446^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112123642477 - 2² = 10112123642473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10112123642473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056061821238 + 5056061821239.

It is an arithmetic number, because the mean of its divisors is an integer number (5056061821239).

Almost surely, 2^{10112123642477} is an apocalyptic number.

It is an amenable number.

10112123642477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112123642477 is an equidigital number, since it uses as much as digits as its factorization.

10112123642477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 41.

Adding to 10112123642477 its reverse (77424632121101), we get a palindrome (87536755763578).

The spelling of 10112123642477 in words is "ten trillion, one hundred twelve billion, one hundred twenty-three million, six hundred forty-two thousand, four hundred seventy-seven".