221110130032032 has 48 divisors (see below), whose sum is σ = 580415619168000. Its totient is φ = 73703182666752.

The previous prime is 221110130031953. The next prime is 221110130032039. The reversal of 221110130032032 is 230230031011122.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (221110130032039) 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, 36268113 + ... + 41923695.

It is an arithmetic number, because the mean of its divisors is an integer number (12091992066000).

Almost surely, 2^{221110130032032} is an apocalyptic number.

It is an amenable number.

221110130032032 is an abundant number, since it is smaller than the sum of its proper divisors (359305489135968).

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

221110130032032 is a wasteful number, since it uses less digits than its factorization.

221110130032032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6062845 (or 6062837 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 221110130032032 its reverse (230230031011122), we get a palindrome (451340161043154).

The spelling of 221110130032032 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred thirty million, thirty-two thousand, thirty-two".