421330311234334 has 16 divisors (see below), whose sum is σ = 637351266448080. Its totient is φ = 208887312231360.

The previous prime is 421330311234281. The next prime is 421330311234341. The reversal of 421330311234334 is 433432113033124.

It is a junction number, because it is equal to n+sod(n) for n = 421330311234293 and 421330311234302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855672839 + ... + 1855899874.

It is an arithmetic number, because the mean of its divisors is an integer number (39834454153005).

Almost surely, 2^{421330311234334} is an apocalyptic number.

421330311234334 is a deficient number, since it is larger than the sum of its proper divisors (216020955213746).

421330311234334 is a wasteful number, since it uses less digits than its factorization.

421330311234334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3711573195.

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 421330311234334 its reverse (433432113033124), we get a palindrome (854762424267458).

The spelling of 421330311234334 in words is "four hundred twenty-one trillion, three hundred thirty billion, three hundred eleven million, two hundred thirty-four thousand, three hundred thirty-four".