42110255105205 has 64 divisors (see below), whose sum is σ = 78531046691328. Its totient is φ = 18870197160960.

The previous prime is 42110255105173. The next prime is 42110255105239. The reversal of 42110255105205 is 50250155201124.

It is not a de Polignac number, because 42110255105205 - 2⁵ = 42110255105173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9342774 + ... + 13096103.

It is an arithmetic number, because the mean of its divisors is an integer number (1227047604552).

Almost surely, 2^{42110255105205} is an apocalyptic number.

It is an amenable number.

42110255105205 is a deficient number, since it is larger than the sum of its proper divisors (36420791586123).

42110255105205 is a wasteful number, since it uses less digits than its factorization.

42110255105205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22439246.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 42110255105205 in words is "forty-two trillion, one hundred ten billion, two hundred fifty-five million, one hundred five thousand, two hundred five".