3211420111400 has 24 divisors (see below), whose sum is σ = 7466551759470. Its totient is φ = 1284568044480.

The previous prime is 3211420111397. The next prime is 3211420111429. The reversal of 3211420111400 is 41110241123.

3211420111400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2351419832356 + 860000279044 = 1533434^2 + 927362^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8028550079 + ... + 8028550478.

Almost surely, 2^{3211420111400} is an apocalyptic number.

It is an amenable number.

3211420111400 is an abundant number, since it is smaller than the sum of its proper divisors (4255131648070).

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

3211420111400 is a wasteful number, since it uses less digits than its factorization.

3211420111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16057100573 (or 16057100564 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 3211420111400 its reverse (41110241123), we get a palindrome (3252530352523).

The spelling of 3211420111400 in words is "three trillion, two hundred eleven billion, four hundred twenty million, one hundred eleven thousand, four hundred".