402221102332 has 24 divisors (see below), whose sum is σ = 823150165376. Its totient is φ = 168371623728.

The previous prime is 402221102323. The next prime is 402221102333. The reversal of 402221102332 is 233201122204.

It is a super-2 number, since 2×402221102332² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402221102333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167034138 + ... + 167036545.

Almost surely, 2^402221102332 is an apocalyptic number.

It is an amenable number.

402221102332 is an abundant number, since it is smaller than the sum of its proper divisors (420929063044).

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

402221102332 is a wasteful number, since it uses less digits than its factorization.

402221102332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334070737 (or 334070735 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 402221102332 its reverse (233201122204), we get a palindrome (635422224536).

The spelling of 402221102332 in words is "four hundred two billion, two hundred twenty-one million, one hundred two thousand, three hundred thirty-two".