33220303013020 has 12 divisors (see below), whose sum is σ = 69762636327384. Its totient is φ = 13288121205200.

The previous prime is 33220303012979. The next prime is 33220303013077. The reversal of 33220303013020 is 2031030302233.

It is a super-2 number, since 2×33220303013020² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33220303012982 and 33220303013000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 830507575306 + ... + 830507575345.

It is an arithmetic number, because the mean of its divisors is an integer number (5813553027282).

Almost surely, 2^{33220303013020} is an apocalyptic number.

It is an amenable number.

33220303013020 is an abundant number, since it is smaller than the sum of its proper divisors (36542333314364).

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

33220303013020 is a wasteful number, since it uses less digits than its factorization.

33220303013020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661015150660 (or 1661015150658 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33220303013020 its reverse (2031030302233), we get a palindrome (35251333315253).

The spelling of 33220303013020 in words is "thirty-three trillion, two hundred twenty billion, three hundred three million, thirteen thousand, twenty".