211003320030 has 32 divisors (see below), whose sum is σ = 506561616288. Its totient is φ = 56250480000.

The previous prime is 211003320029. The next prime is 211003320053. The reversal of 211003320030 is 30023300112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 211003319991 and 211003320009.

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, 966321 + ... + 1164380.

It is an arithmetic number, because the mean of its divisors is an integer number (15830050509).

Almost surely, 2^211003320030 is an apocalyptic number.

211003320030 is an abundant number, since it is smaller than the sum of its proper divisors (295558296258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211003320030 is a wasteful number, since it uses less digits than its factorization.

211003320030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134012.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 211003320030 its reverse (30023300112), we get a palindrome (241026620142).

The spelling of 211003320030 in words is "two hundred eleven billion, three million, three hundred twenty thousand, thirty".