212201001131100 has 36 divisors (see below), whose sum is σ = 613968229940184. Its totient is φ = 56586933634880.

The previous prime is 212201001131087. The next prime is 212201001131167. The reversal of 212201001131100 is 1131100102212.

It is a super-2 number, since 2×212201001131100² (a number of 29 digits) contains 22 as substring.

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 212201001131100.

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, 353668334919 + ... + 353668335518.

It is an arithmetic number, because the mean of its divisors is an integer number (17054673053894).

Almost surely, 2^{212201001131100} is an apocalyptic number.

212201001131100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212201001131100 is an abundant number, since it is smaller than the sum of its proper divisors (401767228809084).

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

212201001131100 is a wasteful number, since it uses less digits than its factorization.

212201001131100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707336670454 (or 707336670447 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 212201001131100 its reverse (1131100102212), we get a palindrome (213332101233312).

The spelling of 212201001131100 in words is "two hundred twelve trillion, two hundred one billion, one million, one hundred thirty-one thousand, one hundred".