101020321342 has 8 divisors (see below), whose sum is σ = 159505770600. Its totient is φ = 47851731144.

The previous prime is 101020321319. The next prime is 101020321343. The reversal of 101020321342 is 243123020101.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020321343) 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, 1329214717 + ... + 1329214792.

It is an arithmetic number, because the mean of its divisors is an integer number (19938221325).

Almost surely, 2^101020321342 is an apocalyptic number.

101020321342 is a deficient number, since it is larger than the sum of its proper divisors (58485449258).

101020321342 is a wasteful number, since it uses less digits than its factorization.

101020321342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658429530.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 101020321342 its reverse (243123020101), we get a palindrome (344143341443).

The spelling of 101020321342 in words is "one hundred one billion, twenty million, three hundred twenty-one thousand, three hundred forty-two".