402200312401 has 2 divisors, whose sum is σ = 402200312402. Its totient is φ = 402200312400.

The previous prime is 402200312387. The next prime is 402200312431. The reversal of 402200312401 is 104213002204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324189029376 + 78011283025 = 569376^2 + 279305^2 .

It is a cyclic number.

It is not a de Polignac number, because 402200312401 - 2¹⁵ = 402200279633 is a prime.

It is not a weakly prime, because it can be changed into another prime (402200312431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201100156200 + 201100156201.

It is an arithmetic number, because the mean of its divisors is an integer number (201100156201).

Almost surely, 2^402200312401 is an apocalyptic number.

It is an amenable number.

402200312401 is a deficient number, since it is larger than the sum of its proper divisors (1).

402200312401 is an equidigital number, since it uses as much as digits as its factorization.

402200312401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 402200312401 its reverse (104213002204), we get a palindrome (506413314605).

The spelling of 402200312401 in words is "four hundred two billion, two hundred million, three hundred twelve thousand, four hundred one".