101023334231221 has 4 divisors (see below), whose sum is σ = 101035900893600. Its totient is φ = 101010767568844.

The previous prime is 101023334231219. The next prime is 101023334231243. The reversal of 101023334231221 is 122132433320101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101023334231221 - 2¹ = 101023334231219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101023334231221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101023334231251) 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, 6283319131 + ... + 6283335208.

It is an arithmetic number, because the mean of its divisors is an integer number (25258975223400).

Almost surely, 2^{101023334231221} is an apocalyptic number.

It is an amenable number.

101023334231221 is a deficient number, since it is larger than the sum of its proper divisors (12566662379).

101023334231221 is an equidigital number, since it uses as much as digits as its factorization.

101023334231221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12566662378.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 101023334231221 its reverse (122132433320101), we get a palindrome (223155767551322).

The spelling of 101023334231221 in words is "one hundred one trillion, twenty-three billion, three hundred thirty-four million, two hundred thirty-one thousand, two hundred twenty-one".