211232210100 has 36 divisors (see below), whose sum is σ = 611165195424. Its totient is φ = 56328589280.

The previous prime is 211232210081. The next prime is 211232210113. The reversal of 211232210100 is 1012232112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 211232210100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 352053384 + ... + 352053983.

It is an arithmetic number, because the mean of its divisors is an integer number (16976810984).

Almost surely, 2^211232210100 is an apocalyptic number.

211232210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211232210100 is an abundant number, since it is smaller than the sum of its proper divisors (399932985324).

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

211232210100 is a wasteful number, since it uses less digits than its factorization.

211232210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704107384 (or 704107377 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 211232210100 its reverse (1012232112), we get a palindrome (212244442212).

The spelling of 211232210100 in words is "two hundred eleven billion, two hundred thirty-two million, two hundred ten thousand, one hundred".