103032212331221 has 2 divisors, whose sum is σ = 103032212331222. Its totient is φ = 103032212331220.

The previous prime is 103032212331211. The next prime is 103032212331283. The reversal of 103032212331221 is 122133212230301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102060223380196 + 971988951025 = 10102486^2 + 985895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103032212331221 is a prime.

It is a super-2 number, since 2×103032212331221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103032212331211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51516106165610 + 51516106165611.

It is an arithmetic number, because the mean of its divisors is an integer number (51516106165611).

Almost surely, 2^{103032212331221} is an apocalyptic number.

It is an amenable number.

103032212331221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103032212331221 is an equidigital number, since it uses as much as digits as its factorization.

103032212331221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 103032212331221 its reverse (122133212230301), we get a palindrome (225165424561522).

The spelling of 103032212331221 in words is "one hundred three trillion, thirty-two billion, two hundred twelve million, three hundred thirty-one thousand, two hundred twenty-one".