1121122101201 has 32 divisors (see below), whose sum is σ = 1632508416000. Its totient is φ = 681757352640.

The previous prime is 1121122101191. The next prime is 1121122101217. The reversal of 1121122101201 is 1021012211211.

It is a happy number.

It is not a de Polignac number, because 1121122101201 - 2¹³ = 1121122093009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121122101901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1262251 + ... + 1958448.

It is an arithmetic number, because the mean of its divisors is an integer number (51015888000).

Almost surely, 2^{1121122101201} is an apocalyptic number.

It is an amenable number.

1121122101201 is a deficient number, since it is larger than the sum of its proper divisors (511386314799).

1121122101201 is a wasteful number, since it uses less digits than its factorization.

1121122101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220949.

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

Adding to 1121122101201 its reverse (1021012211211), we get a palindrome (2142134312412).

The spelling of 1121122101201 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred one thousand, two hundred one".