4202120002 has 4 divisors (see below), whose sum is σ = 6303180006. Its totient is φ = 2101060000.

The previous prime is 4202119997. The next prime is 4202120059. The reversal of 4202120002 is 2000212024.

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., 2202331041 + 1999788961 = 46929^2 + 44719^2 .

It is a super-2 number, since 2×4202120002² = 35315625022416960008, which contains 22 as substring.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050529999 + ... + 1050530002.

Almost surely, 2^4202120002 is an apocalyptic number.

4202120002 is a deficient number, since it is larger than the sum of its proper divisors (2101060004).

4202120002 is a wasteful number, since it uses less digits than its factorization.

4202120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101060003.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 4202120002 is about 64823.7610911308. The cubic root of 4202120002 is about 1613.7000663904.

Adding to 4202120002 its reverse (2000212024), we get a palindrome (6202332026).

The spelling of 4202120002 in words is "four billion, two hundred two million, one hundred twenty thousand, two".