421214313541022 has 4 divisors (see below), whose sum is σ = 631821470311536. Its totient is φ = 210607156770510.

The previous prime is 421214313541003. The next prime is 421214313541039. The reversal of 421214313541022 is 220145313412124.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105303578385254 + ... + 105303578385257.

It is an arithmetic number, because the mean of its divisors is an integer number (157955367577884).

Almost surely, 2^{421214313541022} is an apocalyptic number.

421214313541022 is a deficient number, since it is larger than the sum of its proper divisors (210607156770514).

421214313541022 is a wasteful number, since it uses less digits than its factorization.

421214313541022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210607156770513.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 421214313541022 its reverse (220145313412124), we get a palindrome (641359626953146).

The spelling of 421214313541022 in words is "four hundred twenty-one trillion, two hundred fourteen billion, three hundred thirteen million, five hundred forty-one thousand, twenty-two".