421118896703 has 2 divisors, whose sum is σ = 421118896704. Its totient is φ = 421118896702.

The previous prime is 421118896699. The next prime is 421118896717. The reversal of 421118896703 is 307698811124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421118896703 - 2² = 421118896699 is a prime.

It is a super-2 number, since 2×421118896703² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421178896703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210559448351 + 210559448352.

It is an arithmetic number, because the mean of its divisors is an integer number (210559448352).

Almost surely, 2^421118896703 is an apocalyptic number.

421118896703 is a deficient number, since it is larger than the sum of its proper divisors (1).

421118896703 is an equidigital number, since it uses as much as digits as its factorization.

421118896703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 50.

The spelling of 421118896703 in words is "four hundred twenty-one billion, one hundred eighteen million, eight hundred ninety-six thousand, seven hundred three".