402234100401 has 16 divisors (see below), whose sum is σ = 612941846400. Its totient is φ = 229842922368.

The previous prime is 402234100351. The next prime is 402234100421. The reversal of 402234100401 is 104001432204.

It is not a de Polignac number, because 402234100401 - 2¹¹ = 402234098353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (402234100421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 878005 + ... + 1255133.

It is an arithmetic number, because the mean of its divisors is an integer number (38308865400).

Almost surely, 2^402234100401 is an apocalyptic number.

It is an amenable number.

402234100401 is a deficient number, since it is larger than the sum of its proper divisors (210707745999).

402234100401 is a wasteful number, since it uses less digits than its factorization.

402234100401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427928.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 402234100401 its reverse (104001432204), we get a palindrome (506235532605).

The spelling of 402234100401 in words is "four hundred two billion, two hundred thirty-four million, one hundred thousand, four hundred one".