33212223220140 has 144 divisors (see below), whose sum is σ = 108418532957280. Its totient is φ = 8198967306240.

The previous prime is 33212223220069. The next prime is 33212223220159. The reversal of 33212223220140 is 4102232221233.

33212223220140 is a `hidden beast` number, since 3 + 3 + 212 + 223 + 220 + 1 + 4 + 0 = 666.

It is a super-2 number, since 2×33212223220140² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88777830 + ... + 89151149.

It is an arithmetic number, because the mean of its divisors is an integer number (752906478870).

Almost surely, 2^{33212223220140} is an apocalyptic number.

33212223220140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33212223220140 is an abundant number, since it is smaller than the sum of its proper divisors (75206309737140).

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

33212223220140 is a wasteful number, since it uses less digits than its factorization.

33212223220140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177929072 (or 177929067 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 33212223220140 its reverse (4102232221233), we get a palindrome (37314455441373).

The spelling of 33212223220140 in words is "thirty-three trillion, two hundred twelve billion, two hundred twenty-three million, two hundred twenty thousand, one hundred forty".