212001214104 has 24 divisors (see below), whose sum is σ = 574169955060. Its totient is φ = 70667071344.

The previous prime is 212001214081. The next prime is 212001214121. The reversal of 212001214104 is 401412100212.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1472230582 + ... + 1472230725.

Almost surely, 2^212001214104 is an apocalyptic number.

212001214104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212001214104 is an abundant number, since it is smaller than the sum of its proper divisors (362168740956).

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

212001214104 is a wasteful number, since it uses less digits than its factorization.

212001214104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944461319 (or 2944461312 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212001214104 its reverse (401412100212), we get a palindrome (613413314316).

The spelling of 212001214104 in words is "two hundred twelve billion, one million, two hundred fourteen thousand, one hundred four".