3216542100 has 36 divisors (see below), whose sum is σ = 9306529344. Its totient is φ = 857744480.

The previous prime is 3216542093. The next prime is 3216542101. The reversal of 3216542100 is 12456123.

It is a super-2 number, since 2×3216542100² = 20692286162144820000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216542101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5360604 + ... + 5361203.

It is an arithmetic number, because the mean of its divisors is an integer number (258514704).

Almost surely, 2^3216542100 is an apocalyptic number.

3216542100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3216542100 is an abundant number, since it is smaller than the sum of its proper divisors (6089987244).

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

3216542100 is a wasteful number, since it uses less digits than its factorization.

3216542100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10721824 (or 10721817 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3216542100 is about 56714.5669118614. The cubic root of 3216542100 is about 1476.1474705952.

Adding to 3216542100 its reverse (12456123), we get a palindrome (3228998223).

The spelling of 3216542100 in words is "three billion, two hundred sixteen million, five hundred forty-two thousand, one hundred".