3253121020 has 48 divisors (see below), whose sum is σ = 7239885408. Its totient is φ = 1223608320.

The previous prime is 3253121017. The next prime is 3253121021. The reversal of 3253121020 is 201213523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3253121021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445519 + ... + 452761.

It is an arithmetic number, because the mean of its divisors is an integer number (150830946).

Almost surely, 2^3253121020 is an apocalyptic number.

It is an amenable number.

3253121020 is an abundant number, since it is smaller than the sum of its proper divisors (3986764388).

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

3253121020 is a wasteful number, since it uses less digits than its factorization.

3253121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8590 (or 8588 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 3253121020 is about 57036.1378425994. The cubic root of 3253121020 is about 1481.7220368379.

Adding to 3253121020 its reverse (201213523), we get a palindrome (3454334543).

The spelling of 3253121020 in words is "three billion, two hundred fifty-three million, one hundred twenty-one thousand, twenty".