101822145 has 8 divisors (see below), whose sum is σ = 162915456. Its totient is φ = 54305136.

The previous prime is 101822143. The next prime is 101822177. The reversal of 101822145 is 541228101.

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

It is not a de Polignac number, because 101822145 - 2¹ = 101822143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101822143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394057 + ... + 3394086.

It is an arithmetic number, because the mean of its divisors is an integer number (20364432).

Almost surely, 2^101822145 is an apocalyptic number.

101822145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101822145 is a deficient number, since it is larger than the sum of its proper divisors (61093311).

101822145 is an equidigital number, since it uses as much as digits as its factorization.

101822145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6788151.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 101822145 is about 10090.6959621227. The cubic root of 101822145 is about 466.9611471849.

The spelling of 101822145 in words is "one hundred one million, eight hundred twenty-two thousand, one hundred forty-five".