421400302322043 has 32 divisors (see below), whose sum is σ = 623545812910080. Its totient is φ = 251015078230560.

The previous prime is 421400302321997. The next prime is 421400302322099. The reversal of 421400302322043 is 340223203004124.

It is not a de Polignac number, because 421400302322043 - 2¹² = 421400302317947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421400302322043.

It is not an unprimeable number, because it can be changed into a prime (421400302322443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 469406083 + ... + 470302956.

It is an arithmetic number, because the mean of its divisors is an integer number (19485806653440).

Almost surely, 2^{421400302322043} is an apocalyptic number.

421400302322043 is a deficient number, since it is larger than the sum of its proper divisors (202145510588037).

421400302322043 is a wasteful number, since it uses less digits than its factorization.

421400302322043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939709287.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 421400302322043 its reverse (340223203004124), we get a palindrome (761623505326167).

The spelling of 421400302322043 in words is "four hundred twenty-one trillion, four hundred billion, three hundred two million, three hundred twenty-two thousand, forty-three".