101142222 has 8 divisors (see below), whose sum is σ = 202284456. Its totient is φ = 33714072.

The previous prime is 101142221. The next prime is 101142233. The reversal of 101142222 is 222241101.

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

101142222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101142221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8428513 + ... + 8428524.

It is an arithmetic number, because the mean of its divisors is an integer number (25285557).

Almost surely, 2^101142222 is an apocalyptic number.

101142222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101142222 is a wasteful number, since it uses less digits than its factorization.

101142222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16857042.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101142222 is about 10056.9489409065. The cubic root of 101142222 is about 465.9194387558.

Adding to 101142222 its reverse (222241101), we get a palindrome (323383323).

The spelling of 101142222 in words is "one hundred one million, one hundred forty-two thousand, two hundred twenty-two".