221330101422 has 16 divisors (see below), whose sum is σ = 442664887680. Its totient is φ = 73775919672.

The previous prime is 221330101403. The next prime is 221330101439. The reversal of 221330101422 is 224101033122.

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, 847029 + ... + 1077087.

It is an arithmetic number, because the mean of its divisors is an integer number (27666555480).

Almost surely, 2^221330101422 is an apocalyptic number.

221330101422 is an abundant number, since it is smaller than the sum of its proper divisors (221334786258).

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

221330101422 is a wasteful number, since it uses less digits than its factorization.

221330101422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390407.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 221330101422 its reverse (224101033122), we get a palindrome (445431134544).

The spelling of 221330101422 in words is "two hundred twenty-one billion, three hundred thirty million, one hundred one thousand, four hundred twenty-two".