101208642 has 8 divisors (see below), whose sum is σ = 202417296. Its totient is φ = 33736212.

The previous prime is 101208607. The next prime is 101208643. The reversal of 101208642 is 246802101.

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

101208642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (101208643) 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, 8434048 + ... + 8434059.

It is an arithmetic number, because the mean of its divisors is an integer number (25302162).

Almost surely, 2^101208642 is an apocalyptic number.

101208642 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.

101208642 is a wasteful number, since it uses less digits than its factorization.

101208642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16868112.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 101208642 is about 10060.2505933003. The cubic root of 101208642 is about 466.0214060543.

The spelling of 101208642 in words is "one hundred one million, two hundred eight thousand, six hundred forty-two".