210145101 has 8 divisors (see below), whose sum is σ = 280303584. Its totient is φ = 140041680.

The previous prime is 210145081. The next prime is 210145123. The reversal of 210145101 is 101541012.

It is a happy number.

210145101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 210145101 - 2⁵ = 210145069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210145141) 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, 3835 + ... + 20856.

It is an arithmetic number, because the mean of its divisors is an integer number (35037948).

Almost surely, 2^210145101 is an apocalyptic number.

It is an amenable number.

210145101 is a deficient number, since it is larger than the sum of its proper divisors (70158483).

210145101 is a wasteful number, since it uses less digits than its factorization.

210145101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27531.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 210145101 is about 14496.3823418120. The cubic root of 210145101 is about 594.5290636021.

Adding to 210145101 its reverse (101541012), we get a palindrome (311686113).

The spelling of 210145101 in words is "two hundred ten million, one hundred forty-five thousand, one hundred one".