4002142201 has 4 divisors (see below), whose sum is σ = 4077654372. Its totient is φ = 3926630032.

The previous prime is 4002142189. The next prime is 4002142211. The reversal of 4002142201 is 1022412004.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2572924176 + 1429218025 = 50724^2 + 37805^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002142201 - 2¹⁷ = 4002011129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002142211) 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, 37756006 + ... + 37756111.

It is an arithmetic number, because the mean of its divisors is an integer number (1019413593).

Almost surely, 2^4002142201 is an apocalyptic number.

It is an amenable number.

4002142201 is a deficient number, since it is larger than the sum of its proper divisors (75512171).

4002142201 is an equidigital number, since it uses as much as digits as its factorization.

4002142201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75512170.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4002142201 is about 63262.4865224250. The cubic root of 4002142201 is about 1587.6843790723.

Adding to 4002142201 its reverse (1022412004), we get a palindrome (5024554205).

The spelling of 4002142201 in words is "four billion, two million, one hundred forty-two thousand, two hundred one".