33001100220 has 96 divisors (see below), whose sum is σ = 104055146496. Its totient is φ = 7742188800.

The previous prime is 33001100201. The next prime is 33001100239. The reversal of 33001100220 is 2200110033.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (33001100201) and next prime (33001100239).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 33001100196 and 33001100205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 786019 + ... + 826938.

It is an arithmetic number, because the mean of its divisors is an integer number (1083907776).

Almost surely, 2^33001100220 is an apocalyptic number.

33001100220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33001100220 is an abundant number, since it is smaller than the sum of its proper divisors (71054046276).

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

33001100220 is a wasteful number, since it uses less digits than its factorization.

33001100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613011 (or 1613009 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 33001100220 its reverse (2200110033), we get a palindrome (35201210253).

The spelling of 33001100220 in words is "thirty-three billion, one million, one hundred thousand, two hundred twenty".