42120333132001 has 2 divisors, whose sum is σ = 42120333132002. Its totient is φ = 42120333132000.

The previous prime is 42120333131993. The next prime is 42120333132019. The reversal of 42120333132001 is 10023133302124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39833959302225 + 2286373829776 = 6311415^2 + 1512076^2 .

It is a cyclic number.

It is not a de Polignac number, because 42120333132001 - 2³ = 42120333131993 is a prime.

It is not a weakly prime, because it can be changed into another prime (42120333132061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21060166566000 + 21060166566001.

It is an arithmetic number, because the mean of its divisors is an integer number (21060166566001).

Almost surely, 2^{42120333132001} is an apocalyptic number.

It is an amenable number.

42120333132001 is a deficient number, since it is larger than the sum of its proper divisors (1).

42120333132001 is an equidigital number, since it uses as much as digits as its factorization.

42120333132001 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 25.

Adding to 42120333132001 its reverse (10023133302124), we get a palindrome (52143466434125).

The spelling of 42120333132001 in words is "forty-two trillion, one hundred twenty billion, three hundred thirty-three million, one hundred thirty-two thousand, one".