2030231402 has 16 divisors (see below), whose sum is σ = 3098620872. Its totient is φ = 997393920.

The previous prime is 2030231389. The next prime is 2030231473. The reversal of 2030231402 is 2041320302.

It can be written as a sum of positive squares in 4 ways, for example, as 1426497361 + 603734041 = 37769^2 + 24571^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 110678 + ... + 127710.

Almost surely, 2^2030231402 is an apocalyptic number.

2030231402 is a deficient number, since it is larger than the sum of its proper divisors (1068389470).

2030231402 is a wasteful number, since it uses less digits than its factorization.

2030231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18073.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2030231402 is about 45058.0891960589. The cubic root of 2030231402 is about 1266.2375266328.

Adding to 2030231402 its reverse (2041320302), we get a palindrome (4071551704).

Subtracting 2030231402 from its reverse (2041320302), we obtain a square (11088900 = 3330²).

The spelling of 2030231402 in words is "two billion, thirty million, two hundred thirty-one thousand, four hundred two".