421050311 has 8 divisors (see below), whose sum is σ = 466184064. Its totient is φ = 377059320.

The previous prime is 421050307. The next prime is 421050347. The reversal of 421050311 is 113050124.

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

It is not a de Polignac number, because 421050311 - 2² = 421050307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421050311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421050911) 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, 284915 + ... + 286388.

It is an arithmetic number, because the mean of its divisors is an integer number (58273008).

Almost surely, 2^421050311 is an apocalyptic number.

421050311 is a deficient number, since it is larger than the sum of its proper divisors (45133753).

421050311 is a wasteful number, since it uses less digits than its factorization.

421050311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571381.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 421050311 is about 20519.5104961108. The cubic root of 421050311 is about 749.5109766182.

The spelling of 421050311 in words is "four hundred twenty-one million, fifty thousand, three hundred eleven".