222021402332 has 6 divisors (see below), whose sum is σ = 388537454088. Its totient is φ = 111010701164.

The previous prime is 222021402331. The next prime is 222021402371. The reversal of 222021402332 is 233204120222.

It is a junction number, because it is equal to n+sod(n) for n = 222021402298 and 222021402307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222021402331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752675288 + ... + 27752675295.

It is an arithmetic number, because the mean of its divisors is an integer number (64756242348).

Almost surely, 2^222021402332 is an apocalyptic number.

It is an amenable number.

222021402332 is a deficient number, since it is larger than the sum of its proper divisors (166516051756).

222021402332 is a wasteful number, since it uses less digits than its factorization.

222021402332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55505350587 (or 55505350585 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 222021402332 its reverse (233204120222), we get a palindrome (455225522554).

The spelling of 222021402332 in words is "two hundred twenty-two billion, twenty-one million, four hundred two thousand, three hundred thirty-two".