101229 has 8 divisors (see below), whose sum is σ = 138432. Its totient is φ = 65760.

The previous prime is 101221. The next prime is 101267. The reversal of 101229 is 922101.

It is a happy number.

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

It is not a de Polignac number, because 101229 - 2³ = 101221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101221) 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, 289 + ... + 534.

It is an arithmetic number, because the mean of its divisors is an integer number (17304).

2¹⁰¹²²⁹ is an apocalyptic number.

It is an amenable number.

101229 is a deficient number, since it is larger than the sum of its proper divisors (37203).

101229 is an equidigital number, since it uses as much as digits as its factorization.

101229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 101229 is about 318.1650515063. The cubic root of 101229 is about 46.6052650513.

The spelling of 101229 in words is "one hundred one thousand, two hundred twenty-nine".