101042121342 has 16 divisors (see below), whose sum is σ = 202087525392. Its totient is φ = 33680160000.

The previous prime is 101042121331. The next prime is 101042121403. The reversal of 101042121342 is 243121240101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471342 + ... + 651342.

It is an arithmetic number, because the mean of its divisors is an integer number (12630470337).

Almost surely, 2^101042121342 is an apocalyptic number.

101042121342 is an abundant number, since it is smaller than the sum of its proper divisors (101045404050).

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

101042121342 is a wasteful number, since it uses less digits than its factorization.

101042121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273563.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 101042121342 its reverse (243121240101), we get a palindrome (344163361443).

The spelling of 101042121342 in words is "one hundred one billion, forty-two million, one hundred twenty-one thousand, three hundred forty-two".