1122002201021 has 8 divisors (see below), whose sum is σ = 1208321089920. Its totient is φ = 1035684887472.

The previous prime is 1122002201017. The next prime is 1122002201057. The reversal of 1122002201021 is 1201022002211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122002201021 - 2² = 1122002201017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122002200987 and 1122002201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122002201321) 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, 1382000 + ... + 2038118.

It is an arithmetic number, because the mean of its divisors is an integer number (151040136240).

Almost surely, 2^{1122002201021} is an apocalyptic number.

It is an amenable number.

1122002201021 is a deficient number, since it is larger than the sum of its proper divisors (86318888899).

1122002201021 is a wasteful number, since it uses less digits than its factorization.

1122002201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787675.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1122002201021 its reverse (1201022002211), we get a palindrome (2323024203232).

The spelling of 1122002201021 in words is "one trillion, one hundred twenty-two billion, two million, two hundred one thousand, twenty-one".