211003120402 has 8 divisors (see below), whose sum is σ = 316538592012. Its totient is φ = 105490256400.

The previous prime is 211003120387. The next prime is 211003120477. The reversal of 211003120402 is 204021300112.

It can be written as a sum of positive squares in 2 ways, for example, as 196079810481 + 14923309921 = 442809^2 + 122161^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5628549 + ... + 5665912.

Almost surely, 2^211003120402 is an apocalyptic number.

211003120402 is a deficient number, since it is larger than the sum of its proper divisors (105535471610).

211003120402 is a wasteful number, since it uses less digits than its factorization.

211003120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11303804.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 211003120402 its reverse (204021300112), we get a palindrome (415024420514).

The spelling of 211003120402 in words is "two hundred eleven billion, three million, one hundred twenty thousand, four hundred two".