33200121331020 has 48 divisors (see below), whose sum is σ = 106240388260608. Its totient is φ = 7588599161280.

The previous prime is 33200121330953. The next prime is 33200121331031. The reversal of 33200121331020 is 2013312100233.

It is a super-2 number, since 2×33200121331020² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39523953546 + ... + 39523954385.

It is an arithmetic number, because the mean of its divisors is an integer number (2213341422096).

Almost surely, 2^{33200121331020} is an apocalyptic number.

33200121331020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33200121331020 is an abundant number, since it is smaller than the sum of its proper divisors (73040266929588).

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

33200121331020 is a wasteful number, since it uses less digits than its factorization.

33200121331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79047907950 (or 79047907948 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33200121331020 its reverse (2013312100233), we get a palindrome (35213433431253).

The spelling of 33200121331020 in words is "thirty-three trillion, two hundred billion, one hundred twenty-one million, three hundred thirty-one thousand, twenty".