420302120002 has 4 divisors (see below), whose sum is σ = 630453180006. Its totient is φ = 210151060000.

The previous prime is 420302119981. The next prime is 420302120027. The reversal of 420302120002 is 200021203024.

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., 256237427601 + 164064692401 = 506199^2 + 405049^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105075529999 + ... + 105075530002.

Almost surely, 2^420302120002 is an apocalyptic number.

420302120002 is a deficient number, since it is larger than the sum of its proper divisors (210151060004).

420302120002 is a wasteful number, since it uses less digits than its factorization.

420302120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210151060003.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 420302120002 its reverse (200021203024), we get a palindrome (620323323026).

The spelling of 420302120002 in words is "four hundred twenty billion, three hundred two million, one hundred twenty thousand, two".