101234774081387 has 2 divisors, whose sum is σ = 101234774081388. Its totient is φ = 101234774081386.

The previous prime is 101234774081341. The next prime is 101234774081489. The reversal of 101234774081387 is 783180477432101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101234774081387 - 2⁸ = 101234774081131 is a prime.

It is not a weakly prime, because it can be changed into another prime (101234774086387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50617387040693 + 50617387040694.

It is an arithmetic number, because the mean of its divisors is an integer number (50617387040694).

Almost surely, 2^{101234774081387} is an apocalyptic number.

101234774081387 is a deficient number, since it is larger than the sum of its proper divisors (1).

101234774081387 is an equidigital number, since it uses as much as digits as its factorization.

101234774081387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6322176, while the sum is 56.

The spelling of 101234774081387 in words is "one hundred one trillion, two hundred thirty-four billion, seven hundred seventy-four million, eighty-one thousand, three hundred eighty-seven".