122451132005401 has 2 divisors, whose sum is σ = 122451132005402. Its totient is φ = 122451132005400.

The previous prime is 122451132005353. The next prime is 122451132005429. The reversal of 122451132005401 is 104500231154221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93421406975625 + 29029725029776 = 9665475^2 + 5387924^2 .

It is a cyclic number.

It is not a de Polignac number, because 122451132005401 - 2¹¹ = 122451132003353 is a prime.

It is a super-2 number, since 2×122451132005401² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122451132045401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61225566002700 + 61225566002701.

It is an arithmetic number, because the mean of its divisors is an integer number (61225566002701).

Almost surely, 2^{122451132005401} is an apocalyptic number.

It is an amenable number.

122451132005401 is a deficient number, since it is larger than the sum of its proper divisors (1).

122451132005401 is an equidigital number, since it uses as much as digits as its factorization.

122451132005401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 122451132005401 its reverse (104500231154221), we get a palindrome (226951363159622).

The spelling of 122451132005401 in words is "one hundred twenty-two trillion, four hundred fifty-one billion, one hundred thirty-two million, five thousand, four hundred one".