33220102 has 4 divisors (see below), whose sum is σ = 49830156. Its totient is φ = 16610050.

The previous prime is 33220097. The next prime is 33220129. The reversal of 33220102 is 20102233.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×33220102² = 2207150353780808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8305024 + ... + 8305027.

It is an arithmetic number, because the mean of its divisors is an integer number (12457539).

Almost surely, 2^33220102 is an apocalyptic number.

33220102 is a deficient number, since it is larger than the sum of its proper divisors (16610054).

33220102 is a wasteful number, since it uses less digits than its factorization.

33220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16610053.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 33220102 is about 5763.6882289034. The cubic root of 33220102 is about 321.4649692915.

Adding to 33220102 its reverse (20102233), we get a palindrome (53322335).

The spelling of 33220102 in words is "thirty-three million, two hundred twenty thousand, one hundred two".