101142255 has 8 divisors (see below), whose sum is σ = 161827632. Its totient is φ = 53942528.

The previous prime is 101142253. The next prime is 101142259. The reversal of 101142255 is 552241101.

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

It is a cyclic number.

It is not a de Polignac number, because 101142255 - 2¹ = 101142253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101142253) 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, 3371394 + ... + 3371423.

It is an arithmetic number, because the mean of its divisors is an integer number (20228454).

Almost surely, 2^101142255 is an apocalyptic number.

101142255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101142255 is a deficient number, since it is larger than the sum of its proper divisors (60685377).

101142255 is an equidigital number, since it uses as much as digits as its factorization.

101142255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6742825.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 101142255 is about 10056.9505815630. The cubic root of 101142255 is about 465.9194894281.

Adding to 101142255 its reverse (552241101), we get a palindrome (653383356).

The spelling of 101142255 in words is "one hundred one million, one hundred forty-two thousand, two hundred fifty-five".