172100110419 has 48 divisors (see below), whose sum is σ = 269291018880. Its totient is φ = 105498593280.

The previous prime is 172100110417. The next prime is 172100110421. The reversal of 172100110419 is 914011001271.

It is an interprime number because it is at equal distance from previous prime (172100110417) and next prime (172100110421).

It is not a de Polignac number, because 172100110419 - 2¹ = 172100110417 is a prime.

It is a super-2 number, since 2×172100110419² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 172100110392 and 172100110401.

It is not an unprimeable number, because it can be changed into a prime (172100110411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4070649 + ... + 4112709.

It is an arithmetic number, because the mean of its divisors is an integer number (5610229560).

Almost surely, 2^172100110419 is an apocalyptic number.

172100110419 is a deficient number, since it is larger than the sum of its proper divisors (97190908461).

172100110419 is a wasteful number, since it uses less digits than its factorization.

172100110419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42700 (or 42697 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The spelling of 172100110419 in words is "one hundred seventy-two billion, one hundred million, one hundred ten thousand, four hundred nineteen".