3211112445 has 16 divisors (see below), whose sum is σ = 5140124352. Its totient is φ = 1711811840.

The previous prime is 3211112389. The next prime is 3211112453. The reversal of 3211112445 is 5442111123.

It is not a de Polignac number, because 3211112445 - 2⁶ = 3211112381 is a prime.

It is a super-2 number, since 2×3211112445² = 20622486268867756050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14076 + ... + 81365.

It is an arithmetic number, because the mean of its divisors is an integer number (321257772).

Almost surely, 2^3211112445 is an apocalyptic number.

It is an amenable number.

3211112445 is a deficient number, since it is larger than the sum of its proper divisors (1929011907).

3211112445 is a wasteful number, since it uses less digits than its factorization.

3211112445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97692.

The product of its digits is 960, while the sum is 24.

The square root of 3211112445 is about 56666.6784362733. The cubic root of 3211112445 is about 1475.3164036351.

Adding to 3211112445 its reverse (5442111123), we get a palindrome (8653223568).

The spelling of 3211112445 in words is "three billion, two hundred eleven million, one hundred twelve thousand, four hundred forty-five".