102055540440751 has 2 divisors, whose sum is σ = 102055540440752. Its totient is φ = 102055540440750.

The previous prime is 102055540440727. The next prime is 102055540440757. The reversal of 102055540440751 is 157044045550201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102055540440751 - 2²³ = 102055532052143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102055540440698 and 102055540440707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102055540440757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51027770220375 + 51027770220376.

It is an arithmetic number, because the mean of its divisors is an integer number (51027770220376).

Almost surely, 2^{102055540440751} is an apocalyptic number.

102055540440751 is a deficient number, since it is larger than the sum of its proper divisors (1).

102055540440751 is an equidigital number, since it uses as much as digits as its factorization.

102055540440751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560000, while the sum is 43.

Adding to 102055540440751 its reverse (157044045550201), we get a palindrome (259099585990952).

The spelling of 102055540440751 in words is "one hundred two trillion, fifty-five billion, five hundred forty million, four hundred forty thousand, seven hundred fifty-one".