33100221231444 has 24 divisors (see below), whose sum is σ = 77789488749280. Its totient is φ = 10954030047264.

The previous prime is 33100221231361. The next prime is 33100221231563. The reversal of 33100221231444 is 44413212200133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9922126999 + ... + 9922130334.

Almost surely, 2^{33100221231444} is an apocalyptic number.

It is an amenable number.

33100221231444 is an abundant number, since it is smaller than the sum of its proper divisors (44689267517836).

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

33100221231444 is a wasteful number, since it uses less digits than its factorization.

33100221231444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19844257479 (or 19844257477 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 33100221231444 its reverse (44413212200133), we get a palindrome (77513433431577).

The spelling of 33100221231444 in words is "thirty-three trillion, one hundred billion, two hundred twenty-one million, two hundred thirty-one thousand, four hundred forty-four".