33221021101230 has 16 divisors (see below), whose sum is σ = 79730450643024. Its totient is φ = 8858938960320.

The previous prime is 33221021101217. The next prime is 33221021101231. The reversal of 33221021101230 is 3210112012233.

It is a super-2 number, since 2×33221021101230² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33221021101197 and 33221021101206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221021101231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553683684991 + ... + 553683685050.

It is an arithmetic number, because the mean of its divisors is an integer number (4983153165189).

Almost surely, 2^{33221021101230} is an apocalyptic number.

33221021101230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33221021101230 is an abundant number, since it is smaller than the sum of its proper divisors (46509429541794).

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

33221021101230 is a wasteful number, since it uses less digits than its factorization.

33221021101230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107367370051.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 33221021101230 its reverse (3210112012233), we get a palindrome (36431133113463).

The spelling of 33221021101230 in words is "thirty-three trillion, two hundred twenty-one billion, twenty-one million, one hundred one thousand, two hundred thirty".