221232006562632 has 128 divisors (see below), whose sum is σ = 596153198592000. Its totient is φ = 68010999747840.

The previous prime is 221232006562597. The next prime is 221232006562687. The reversal of 221232006562632 is 236265600232122.

It is a happy number.

It is a super-2 number, since 2×221232006562632² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2186922469 + ... + 2187023627.

It is an arithmetic number, because the mean of its divisors is an integer number (4657446864000).

Almost surely, 2^{221232006562632} is an apocalyptic number.

It is an amenable number.

221232006562632 is an abundant number, since it is smaller than the sum of its proper divisors (374921192029368).

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

221232006562632 is a wasteful number, since it uses less digits than its factorization.

221232006562632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107331 (or 107327 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 221232006562632 its reverse (236265600232122), we get a palindrome (457497606794754).

The spelling of 221232006562632 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, six million, five hundred sixty-two thousand, six hundred thirty-two".