211320002030 has 32 divisors (see below), whose sum is σ = 404137848960. Its totient is φ = 79330747680.

The previous prime is 211320002021. The next prime is 211320002053. The reversal of 211320002030 is 30200023112.

It is a happy number.

It is a super-2 number, since 2×211320002030² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211320001996 and 211320002014.

It is a congruent number.

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, 5176916 + ... + 5217575.

It is an arithmetic number, because the mean of its divisors is an integer number (12629307780).

Almost surely, 2^211320002030 is an apocalyptic number.

211320002030 is a deficient number, since it is larger than the sum of its proper divisors (192817846930).

211320002030 is a wasteful number, since it uses less digits than its factorization.

211320002030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10394624.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 211320002030 its reverse (30200023112), we get a palindrome (241520025142).

The spelling of 211320002030 in words is "two hundred eleven billion, three hundred twenty million, two thousand, thirty".