133101420101021 has 2 divisors, whose sum is σ = 133101420101022. Its totient is φ = 133101420101020.

The previous prime is 133101420101011. The next prime is 133101420101057. The reversal of 133101420101021 is 120101024101331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117549202524121 + 15552217576900 = 10842011^2 + 3943630^2 .

It is a cyclic number.

It is not a de Polignac number, because 133101420101021 - 2¹⁴ = 133101420084637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133101420100984 and 133101420101002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133101420101011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66550710050510 + 66550710050511.

It is an arithmetic number, because the mean of its divisors is an integer number (66550710050511).

Almost surely, 2^{133101420101021} is an apocalyptic number.

It is an amenable number.

133101420101021 is a deficient number, since it is larger than the sum of its proper divisors (1).

133101420101021 is an equidigital number, since it uses as much as digits as its factorization.

133101420101021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 133101420101021 its reverse (120101024101331), we get a palindrome (253202444202352).

The spelling of 133101420101021 in words is "one hundred thirty-three trillion, one hundred one billion, four hundred twenty million, one hundred one thousand, twenty-one".