420100034402 has 8 divisors (see below), whose sum is σ = 630173159616. Its totient is φ = 210042314532.

The previous prime is 420100034399. The next prime is 420100034441. The reversal of 420100034402 is 204430001024.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3782918 + ... + 3892385.

It is an arithmetic number, because the mean of its divisors is an integer number (78771644952).

Almost surely, 2^420100034402 is an apocalyptic number.

420100034402 is a deficient number, since it is larger than the sum of its proper divisors (210073125214).

420100034402 is a wasteful number, since it uses less digits than its factorization.

420100034402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702672.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 420100034402 its reverse (204430001024), we get a palindrome (624530035426).

The spelling of 420100034402 in words is "four hundred twenty billion, one hundred million, thirty-four thousand, four hundred two".