212201001120 has 96 divisors (see below), whose sum is σ = 668577587328. Its totient is φ = 56574706688.

The previous prime is 212201001029. The next prime is 212201001143. The reversal of 212201001120 is 21100102212.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 212201001096 and 212201001105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2295637 + ... + 2386283.

It is an arithmetic number, because the mean of its divisors is an integer number (6964349868).

Almost surely, 2^212201001120 is an apocalyptic number.

212201001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212201001120 is an abundant number, since it is smaller than the sum of its proper divisors (456376586208).

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

212201001120 is a wasteful number, since it uses less digits than its factorization.

212201001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95542 (or 95534 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 212201001120 its reverse (21100102212), we get a palindrome (233301103332).

The spelling of 212201001120 in words is "two hundred twelve billion, two hundred one million, one thousand, one hundred twenty".