101321220103331 has 4 divisors (see below), whose sum is σ = 101322351932112. Its totient is φ = 101320088274552.

The previous prime is 101321220103319. The next prime is 101321220103361. The reversal of 101321220103331 is 133301022123101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101321220103331 is a prime.

It is a super-2 number, since 2×101321220103331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101321220103297 and 101321220103306.

It is not an unprimeable number, because it can be changed into a prime (101321220103361) 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, 565780100 + ... + 565959153.

It is an arithmetic number, because the mean of its divisors is an integer number (25330587983028).

Almost surely, 2^{101321220103331} is an apocalyptic number.

101321220103331 is a deficient number, since it is larger than the sum of its proper divisors (1131828781).

101321220103331 is an equidigital number, since it uses as much as digits as its factorization.

101321220103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131828780.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 101321220103331 its reverse (133301022123101), we get a palindrome (234622242226432).

The spelling of 101321220103331 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred twenty million, one hundred three thousand, three hundred thirty-one".