102167220171055 has 8 divisors (see below), whose sum is σ = 132031484528832. Its totient is φ = 75446562587808.

The previous prime is 102167220171017. The next prime is 102167220171097. The reversal of 102167220171055 is 550171022761201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102167220171055 - 2²¹ = 102167218073903 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102167220170999 and 102167220171017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 785901693559 + ... + 785901693688.

It is an arithmetic number, because the mean of its divisors is an integer number (16503935566104).

Almost surely, 2^{102167220171055} is an apocalyptic number.

102167220171055 is a deficient number, since it is larger than the sum of its proper divisors (29864264357777).

102167220171055 is a wasteful number, since it uses less digits than its factorization.

102167220171055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571803387265.

The product of its (nonzero) digits is 58800, while the sum is 40.

The spelling of 102167220171055 in words is "one hundred two trillion, one hundred sixty-seven billion, two hundred twenty million, one hundred seventy-one thousand, fifty-five".