221133313311004 has 12 divisors (see below), whose sum is σ = 386983405431504. Its totient is φ = 110566626044864.

The previous prime is 221133313310891. The next prime is 221133313311017. The reversal of 221133313311004 is 400113313331122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18634617 + ... + 28098319.

It is an arithmetic number, because the mean of its divisors is an integer number (32248617119292).

Almost surely, 2^{221133313311004} is an apocalyptic number.

It is an amenable number.

221133313311004 is a deficient number, since it is larger than the sum of its proper divisors (165850092120500).

221133313311004 is a wasteful number, since it uses less digits than its factorization.

221133313311004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15305324 (or 15305322 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 221133313311004 its reverse (400113313331122), we get a palindrome (621246626642126).

The spelling of 221133313311004 in words is "two hundred twenty-one trillion, one hundred thirty-three billion, three hundred thirteen million, three hundred eleven thousand, four".