205303211402 has 4 divisors (see below), whose sum is σ = 307954817106. Its totient is φ = 102651605700.

The previous prime is 205303211383. The next prime is 205303211411. The reversal of 205303211402 is 204112303502.

205303211402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 191466629761 + 13836581641 = 437569^2 + 117629^2 .

It is a super-2 number, since 2×205303211402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51325802849 + ... + 51325802852.

Almost surely, 2^205303211402 is an apocalyptic number.

205303211402 is a deficient number, since it is larger than the sum of its proper divisors (102651605704).

205303211402 is a wasteful number, since it uses less digits than its factorization.

205303211402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102651605703.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 205303211402 its reverse (204112303502), we get a palindrome (409415514904).

The spelling of 205303211402 in words is "two hundred five billion, three hundred three million, two hundred eleven thousand, four hundred two".