421120002 has 8 divisors (see below), whose sum is σ = 842240016. Its totient is φ = 140373332.

The previous prime is 421119989. The next prime is 421120003. The reversal of 421120002 is 200021124.

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

421120002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 421120002.

It is not an unprimeable number, because it can be changed into a prime (421120003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35093328 + ... + 35093339.

It is an arithmetic number, because the mean of its divisors is an integer number (105280002).

Almost surely, 2^421120002 is an apocalyptic number.

421120002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421120002 is a wasteful number, since it uses less digits than its factorization.

421120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70186672.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 421120002 is about 20521.2085901391. The cubic root of 421120002 is about 749.5523266157.

Adding to 421120002 its reverse (200021124), we get a palindrome (621141126).

The spelling of 421120002 in words is "four hundred twenty-one million, one hundred twenty thousand, two".