211301620034 has 16 divisors (see below), whose sum is σ = 334449077760. Its totient is φ = 99921819360.

The previous prime is 211301620001. The next prime is 211301620051. The reversal of 211301620034 is 430026103112.

It is a super-2 number, since 2×211301620034² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 211301619991 and 211301620009.

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, 25802162 + ... + 25810349.

It is an arithmetic number, because the mean of its divisors is an integer number (20903067360).

Almost surely, 2^211301620034 is an apocalyptic number.

211301620034 is a deficient number, since it is larger than the sum of its proper divisors (123147457726).

211301620034 is a wasteful number, since it uses less digits than its factorization.

211301620034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51612625.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 211301620034 its reverse (430026103112), we get a palindrome (641327723146).

The spelling of 211301620034 in words is "two hundred eleven billion, three hundred one million, six hundred twenty thousand, thirty-four".