1102203201121 has 4 divisors (see below), whose sum is σ = 1202403492144. Its totient is φ = 1002002910100.

The previous prime is 1102203201091. The next prime is 1102203201131. The reversal of 1102203201121 is 1211023022011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1102203201121 - 2²⁵ = 1102169646689 is a prime.

It is a super-2 number, since 2×1102203201121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102203201095 and 1102203201104.

It is not an unprimeable number, because it can be changed into a prime (1102203201131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50100145495 + ... + 50100145516.

It is an arithmetic number, because the mean of its divisors is an integer number (300600873036).

Almost surely, 2^{1102203201121} is an apocalyptic number.

1102203201121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1102203201121 is a deficient number, since it is larger than the sum of its proper divisors (100200291023).

1102203201121 is a wasteful number, since it uses less digits than its factorization.

1102203201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100200291022.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1102203201121 its reverse (1211023022011), we get a palindrome (2313226223132).

The spelling of 1102203201121 in words is "one trillion, one hundred two billion, two hundred three million, two hundred one thousand, one hundred twenty-one".