421402313211 has 8 divisors (see below), whose sum is σ = 612948819264. Its totient is φ = 255395341320.

The previous prime is 421402313207. The next prime is 421402313281. The reversal of 421402313211 is 112313204124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421402313211 - 2² = 421402313207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421402313281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6384883501 + ... + 6384883566.

It is an arithmetic number, because the mean of its divisors is an integer number (76618602408).

Almost surely, 2^421402313211 is an apocalyptic number.

421402313211 is a deficient number, since it is larger than the sum of its proper divisors (191546506053).

421402313211 is a wasteful number, since it uses less digits than its factorization.

421402313211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12769767081.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 421402313211 its reverse (112313204124), we get a palindrome (533715517335).

The spelling of 421402313211 in words is "four hundred twenty-one billion, four hundred two million, three hundred thirteen thousand, two hundred eleven".