211305023035 has 16 divisors (see below), whose sum is σ = 257194699200. Its totient is φ = 166625966080.

The previous prime is 211305023021. The next prime is 211305023093. The reversal of 211305023035 is 530320503112.

It is a de Polignac number, because none of the positive numbers 2^k-211305023035 is a prime.

It is a super-2 number, since 2×211305023035² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586379 + ... + 1714411.

It is an arithmetic number, because the mean of its divisors is an integer number (16074668700).

Almost surely, 2^211305023035 is an apocalyptic number.

211305023035 is a deficient number, since it is larger than the sum of its proper divisors (45889676165).

211305023035 is a wasteful number, since it uses less digits than its factorization.

211305023035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132758.

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 211305023035 its reverse (530320503112), we get a palindrome (741625526147).

The spelling of 211305023035 in words is "two hundred eleven billion, three hundred five million, twenty-three thousand, thirty-five".