3132272220 has 192 divisors, whose sum is σ = 11189477376. Its totient is φ = 635685120.

The previous prime is 3132272201. The next prime is 3132272239. The reversal of 3132272220 is 222722313.

It is an interprime number because it is at equal distance from previous prime (3132272201) and next prime (3132272239).

It is a super-2 number, since 2×3132272220² = 19622258520367456800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 190777 + ... + 206543.

It is an arithmetic number, because the mean of its divisors is an integer number (58278528).

Almost surely, 2^3132272220 is an apocalyptic number.

3132272220 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 3132272220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5594738688).

3132272220 is an abundant number, since it is smaller than the sum of its proper divisors (8057205156).

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

3132272220 is a wasteful number, since it uses less digits than its factorization.

3132272220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15840 (or 15838 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 3132272220 is about 55966.7063529738. The cubic root of 3132272220 is about 1463.1420758761.

Adding to 3132272220 its reverse (222722313), we get a palindrome (3354994533).

The spelling of 3132272220 in words is "three billion, one hundred thirty-two million, two hundred seventy-two thousand, two hundred twenty".