30221133123101 has 2 divisors, whose sum is σ = 30221133123102. Its totient is φ = 30221133123100.

The previous prime is 30221133123053. The next prime is 30221133123157. The reversal of 30221133123101 is 10132133112203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19633105217476 + 10588027905625 = 4430926^2 + 3253925^2 .

It is a cyclic number.

It is not a de Polignac number, because 30221133123101 - 2¹⁸ = 30221132860957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30221133123901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110566561550 + 15110566561551.

It is an arithmetic number, because the mean of its divisors is an integer number (15110566561551).

Almost surely, 2^{30221133123101} is an apocalyptic number.

It is an amenable number.

30221133123101 is a deficient number, since it is larger than the sum of its proper divisors (1).

30221133123101 is an equidigital number, since it uses as much as digits as its factorization.

30221133123101 is an evil number, because the sum of its binary digits is even.

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

Adding to 30221133123101 its reverse (10132133112203), we get a palindrome (40353266235304).

The spelling of 30221133123101 in words is "thirty trillion, two hundred twenty-one billion, one hundred thirty-three million, one hundred twenty-three thousand, one hundred one".