211421011300 has 72 divisors (see below), whose sum is σ = 480322382400. Its totient is φ = 80668398720.

The previous prime is 211421011273. The next prime is 211421011349. The reversal of 211421011300 is 3110124112.

211421011300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211421011300² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198480 + ... + 679879.

It is an arithmetic number, because the mean of its divisors is an integer number (6671144200).

Almost surely, 2^211421011300 is an apocalyptic number.

211421011300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211421011300 is an abundant number, since it is smaller than the sum of its proper divisors (268901371100).

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

211421011300 is a wasteful number, since it uses less digits than its factorization.

211421011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878485 (or 878478 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 211421011300 its reverse (3110124112), we get a palindrome (214531135412).

The spelling of 211421011300 in words is "two hundred eleven billion, four hundred twenty-one million, eleven thousand, three hundred".