101220342 has 8 divisors (see below), whose sum is σ = 202440696. Its totient is φ = 33740112.

The previous prime is 101220337. The next prime is 101220347. The reversal of 101220342 is 243022101.

It is an interprime number because it is at equal distance from previous prime (101220337) and next prime (101220347).

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

101220342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220347) 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, 8435023 + ... + 8435034.

It is an arithmetic number, because the mean of its divisors is an integer number (25305087).

Almost surely, 2^101220342 is an apocalyptic number.

101220342 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.

101220342 is a wasteful number, since it uses less digits than its factorization.

101220342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16870062.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 101220342 is about 10060.8320729451. The cubic root of 101220342 is about 466.0393631518.

Adding to 101220342 its reverse (243022101), we get a palindrome (344242443).

The spelling of 101220342 in words is "one hundred one million, two hundred twenty thousand, three hundred forty-two".