33222021203020 has 48 divisors (see below), whose sum is σ = 75133378222560. Its totient is φ = 12266510893056.

The previous prime is 33222021203011. The next prime is 33222021203047. The reversal of 33222021203020 is 2030212022233.

It is a super-2 number, since 2×33222021203020² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33222021202982 and 33222021203000.

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, 50458459 + ... + 51112621.

It is an arithmetic number, because the mean of its divisors is an integer number (1565278712970).

Almost surely, 2^{33222021203020} is an apocalyptic number.

It is an amenable number.

33222021203020 is an abundant number, since it is smaller than the sum of its proper divisors (41911357019540).

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

33222021203020 is a wasteful number, since it uses less digits than its factorization.

33222021203020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849514 (or 849512 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33222021203020 its reverse (2030212022233), we get a palindrome (35252233225253).

The spelling of 33222021203020 in words is "thirty-three trillion, two hundred twenty-two billion, twenty-one million, two hundred three thousand, twenty".