3231212282 has 4 divisors (see below), whose sum is σ = 4846818426. Its totient is φ = 1615606140.

The previous prime is 3231212269. The next prime is 3231212323. The reversal of 3231212282 is 2822121323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2822121323 = 7 ⋅403160189.

It can be written as a sum of positive squares in only one way, i.e., 3002930401 + 228281881 = 54799^2 + 15109^2 .

It is a super-2 number, since 2×3231212282² = 20881465622695295048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807803069 + ... + 807803072.

Almost surely, 2^3231212282 is an apocalyptic number.

3231212282 is a deficient number, since it is larger than the sum of its proper divisors (1615606144).

3231212282 is a wasteful number, since it uses less digits than its factorization.

3231212282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615606143.

The product of its digits is 2304, while the sum is 26.

The square root of 3231212282 is about 56843.7532363935. The cubic root of 3231212282 is about 1478.3882322828.

The spelling of 3231212282 in words is "three billion, two hundred thirty-one million, two hundred twelve thousand, two hundred eighty-two".