33132023220 has 48 divisors (see below), whose sum is σ = 92869680960. Its totient is φ = 8825680896.

The previous prime is 33132023209. The next prime is 33132023237. The reversal of 33132023220 is 2232023133.

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, 241462 + ... + 352941.

It is an arithmetic number, because the mean of its divisors is an integer number (1934785020).

Almost surely, 2^33132023220 is an apocalyptic number.

33132023220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33132023220 is an abundant number, since it is smaller than the sum of its proper divisors (59737657740).

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

33132023220 is a wasteful number, since it uses less digits than its factorization.

33132023220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595344 (or 595342 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33132023220 its reverse (2232023133), we get a palindrome (35364046353).

The spelling of 33132023220 in words is "thirty-three billion, one hundred thirty-two million, twenty-three thousand, two hundred twenty".