420214334402 has 4 divisors (see below), whose sum is σ = 630321501606. Its totient is φ = 210107167200.

The previous prime is 420214334363. The next prime is 420214334413. The reversal of 420214334402 is 204433412024.

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

It can be written as a sum of positive squares in only one way, i.e., 389924064721 + 30290269681 = 624439^2 + 174041^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105053583599 + ... + 105053583602.

Almost surely, 2^420214334402 is an apocalyptic number.

420214334402 is a deficient number, since it is larger than the sum of its proper divisors (210107167204).

420214334402 is a wasteful number, since it uses less digits than its factorization.

420214334402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210107167203.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 420214334402 its reverse (204433412024), we get a palindrome (624647746426).

The spelling of 420214334402 in words is "four hundred twenty billion, two hundred fourteen million, three hundred thirty-four thousand, four hundred two".