33230022100 has 72 divisors (see below), whose sum is σ = 78847328448. Its totient is φ = 12055564800.

The previous prime is 33230022053. The next prime is 33230022103. The reversal of 33230022100 is 122003233.

It is a super-2 number, since 2×33230022100² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33230022103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 441417 + ... + 511183.

It is an arithmetic number, because the mean of its divisors is an integer number (1095101784).

Almost surely, 2^33230022100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33230022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39423664224).

33230022100 is an abundant number, since it is smaller than the sum of its proper divisors (45617306348).

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

33230022100 is a wasteful number, since it uses less digits than its factorization.

33230022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70225 (or 70218 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 33230022100 its reverse (122003233), we get a palindrome (33352025333).

The spelling of 33230022100 in words is "thirty-three billion, two hundred thirty million, twenty-two thousand, one hundred".