1122220021101 has 8 divisors (see below), whose sum is σ = 1496300140320. Its totient is φ = 748143291312.

The previous prime is 1122220021079. The next prime is 1122220021127. The reversal of 1122220021101 is 1011200222211.

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

It is a de Polignac number, because none of the positive numbers 2^k-1122220021101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122220021301) 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, 65770 + ... + 1499588.

It is an arithmetic number, because the mean of its divisors is an integer number (187037517540).

Almost surely, 2^{1122220021101} is an apocalyptic number.

It is an amenable number.

1122220021101 is a deficient number, since it is larger than the sum of its proper divisors (374080119219).

1122220021101 is a wasteful number, since it uses less digits than its factorization.

1122220021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694715.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1122220021101 its reverse (1011200222211), we get a palindrome (2133420243312).

The spelling of 1122220021101 in words is "one trillion, one hundred twenty-two billion, two hundred twenty million, twenty-one thousand, one hundred one".