1122021121101 has 16 divisors (see below), whose sum is σ = 1509413808000. Its totient is φ = 741344140800.

The previous prime is 1122021121093. The next prime is 1122021121153. The reversal of 1122021121101 is 1011211202211.

It is a happy number.

It is not a de Polignac number, because 1122021121101 - 2³ = 1122021121093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122021121171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2663976 + ... + 3056273.

It is an arithmetic number, because the mean of its divisors is an integer number (94338363000).

Almost surely, 2^{1122021121101} is an apocalyptic number.

It is an amenable number.

1122021121101 is a deficient number, since it is larger than the sum of its proper divisors (387392686899).

1122021121101 is a wasteful number, since it uses less digits than its factorization.

1122021121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720836.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122021121101 its reverse (1011211202211), we get a palindrome (2133232323312).

The spelling of 1122021121101 in words is "one trillion, one hundred twenty-two billion, twenty-one million, one hundred twenty-one thousand, one hundred one".