101121148479277 has 2 divisors, whose sum is σ = 101121148479278. Its totient is φ = 101121148479276.

The previous prime is 101121148479269. The next prime is 101121148479289. The reversal of 101121148479277 is 772974841121101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82563137453476 + 18558011025801 = 9086426^2 + 4307901^2 .

It is an emirp because it is prime and its reverse (772974841121101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101121148479277 - 2³ = 101121148479269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101121148479077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560574239638 + 50560574239639.

It is an arithmetic number, because the mean of its divisors is an integer number (50560574239639).

Almost surely, 2^{101121148479277} is an apocalyptic number.

It is an amenable number.

101121148479277 is a deficient number, since it is larger than the sum of its proper divisors (1).

101121148479277 is an equidigital number, since it uses as much as digits as its factorization.

101121148479277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1580544, while the sum is 55.

The spelling of 101121148479277 in words is "one hundred one trillion, one hundred twenty-one billion, one hundred forty-eight million, four hundred seventy-nine thousand, two hundred seventy-seven".