103221321142 has 8 divisors (see below), whose sum is σ = 154885215600. Its totient is φ = 51592915944.

The previous prime is 103221321139. The next prime is 103221321149. The reversal of 103221321142 is 241123122301.

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

It is a super-2 number, since 2×103221321142² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103221321149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8865042 + ... + 8876677.

It is an arithmetic number, because the mean of its divisors is an integer number (19360651950).

Almost surely, 2^103221321142 is an apocalyptic number.

103221321142 is a deficient number, since it is larger than the sum of its proper divisors (51663894458).

103221321142 is a wasteful number, since it uses less digits than its factorization.

103221321142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17744630.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 103221321142 its reverse (241123122301), we get a palindrome (344344443443).

The spelling of 103221321142 in words is "one hundred three billion, two hundred twenty-one million, three hundred twenty-one thousand, one hundred forty-two".