420204240310 has 64 divisors (see below), whose sum is σ = 812514991680. Its totient is φ = 156158392320.

The previous prime is 420204240307. The next prime is 420204240341. The reversal of 420204240310 is 13042402024.

It is a happy number.

It is a super-2 number, since 2×420204240310² (a number of 24 digits) contains 22 as substring.

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, 625909 + ... + 1110031.

It is an arithmetic number, because the mean of its divisors is an integer number (12695546745).

Almost surely, 2^420204240310 is an apocalyptic number.

420204240310 is a deficient number, since it is larger than the sum of its proper divisors (392310751370).

420204240310 is a wasteful number, since it uses less digits than its factorization.

420204240310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484273.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 420204240310 its reverse (13042402024), we get a palindrome (433246642334).

The spelling of 420204240310 in words is "four hundred twenty billion, two hundred four million, two hundred forty thousand, three hundred ten".