1100020221032 has 8 divisors (see below), whose sum is σ = 2062537914450. Its totient is φ = 550010110512.

The previous prime is 1100020221031. The next prime is 1100020221067. The reversal of 1100020221032 is 2301220200011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1085626460356 + 14393760676 = 1041934^2 + 119974^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1100020220998 and 1100020221016.

It is not an unprimeable number, because it can be changed into a prime (1100020221031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68751263807 + ... + 68751263822.

Almost surely, 2^{1100020221032} is an apocalyptic number.

It is an amenable number.

1100020221032 is a deficient number, since it is larger than the sum of its proper divisors (962517693418).

1100020221032 is a wasteful number, since it uses less digits than its factorization.

1100020221032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137502527635 (or 137502527631 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1100020221032 its reverse (2301220200011), we get a palindrome (3401240421043).

The spelling of 1100020221032 in words is "one trillion, one hundred billion, twenty million, two hundred twenty-one thousand, thirty-two".