421353445220214 has 64 divisors (see below), whose sum is σ = 931364962536960. Its totient is φ = 126253852058880.

The previous prime is 421353445220137. The next prime is 421353445220231. The reversal of 421353445220214 is 412022544353124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118685154 + ... + 122183765.

It is an arithmetic number, because the mean of its divisors is an integer number (14552577539640).

Almost surely, 2^{421353445220214} is an apocalyptic number.

421353445220214 is an abundant number, since it is smaller than the sum of its proper divisors (510011517316746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421353445220214 is a wasteful number, since it uses less digits than its factorization.

421353445220214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240869525.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 421353445220214 its reverse (412022544353124), we get a palindrome (833375989573338).

The spelling of 421353445220214 in words is "four hundred twenty-one trillion, three hundred fifty-three billion, four hundred forty-five million, two hundred twenty thousand, two hundred fourteen".