3211111230000 has 200 divisors, whose sum is σ = 10646058208368. Its totient is φ = 833152896000.

The previous prime is 3211111229959. The next prime is 3211111230001. The reversal of 3211111230000 is 321111123.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×3211111230000² (a number of 26 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3211111230001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 336447 + ... + 2556446.

Almost surely, 2^{3211111230000} is an apocalyptic number.

3211111230000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3211111230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5323029104184).

3211111230000 is an abundant number, since it is smaller than the sum of its proper divisors (7434946978368).

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

3211111230000 is a wasteful number, since it uses less digits than its factorization.

3211111230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892961 (or 2892940 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 3211111230000 its reverse (321111123), we get a palindrome (3211432341123).

3211111230000 divided by its reverse (321111123) gives a 4-th power (10000 = 10⁴).

The spelling of 3211111230000 in words is "three trillion, two hundred eleven billion, one hundred eleven million, two hundred thirty thousand".