400142334301301 has 2 divisors, whose sum is σ = 400142334301302. Its totient is φ = 400142334301300.

The previous prime is 400142334301291. The next prime is 400142334301387. The reversal of 400142334301301 is 103103433241004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383695659598801 + 16446674702500 = 19588151^2 + 4055450^2 .

It is a cyclic number.

It is not a de Polignac number, because 400142334301301 - 2¹⁸ = 400142334039157 is a prime.

It is a super-2 number, since 2×400142334301301² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400142334351301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200071167150650 + 200071167150651.

It is an arithmetic number, because the mean of its divisors is an integer number (200071167150651).

Almost surely, 2^{400142334301301} is an apocalyptic number.

It is an amenable number.

400142334301301 is a deficient number, since it is larger than the sum of its proper divisors (1).

400142334301301 is an equidigital number, since it uses as much as digits as its factorization.

400142334301301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 400142334301301 its reverse (103103433241004), we get a palindrome (503245767542305).

The spelling of 400142334301301 in words is "four hundred trillion, one hundred forty-two billion, three hundred thirty-four million, three hundred one thousand, three hundred one".