211420020302 has 4 divisors (see below), whose sum is σ = 317130030456. Its totient is φ = 105710010150.

The previous prime is 211420020289. The next prime is 211420020313. The reversal of 211420020302 is 203020024112.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52855005074 + ... + 52855005077.

It is an arithmetic number, because the mean of its divisors is an integer number (79282507614).

Almost surely, 2^211420020302 is an apocalyptic number.

211420020302 is a deficient number, since it is larger than the sum of its proper divisors (105710010154).

211420020302 is a wasteful number, since it uses less digits than its factorization.

211420020302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105710010153.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 211420020302 its reverse (203020024112), we get a palindrome (414440044414).

The spelling of 211420020302 in words is "two hundred eleven billion, four hundred twenty million, twenty thousand, three hundred two".