211430030010 has 64 divisors (see below), whose sum is σ = 528453072000. Its totient is φ = 54071773952.

The previous prime is 211430029949. The next prime is 211430030011. The reversal of 211430030010 is 10030034112.

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

It is not an unprimeable number, because it can be changed into a prime (211430030011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 685884 + ... + 945143.

It is an arithmetic number, because the mean of its divisors is an integer number (8257079250).

Almost surely, 2^211430030010 is an apocalyptic number.

211430030010 is an abundant number, since it is smaller than the sum of its proper divisors (317023041990).

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

211430030010 is a wasteful number, since it uses less digits than its factorization.

211430030010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631215.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 211430030010 its reverse (10030034112), we get a palindrome (221460064122).

The spelling of 211430030010 in words is "two hundred eleven billion, four hundred thirty million, thirty thousand, ten".