1121232200121 has 80 divisors (see below), whose sum is σ = 1926352834560. Its totient is φ = 642768397920.

The previous prime is 1121232200063. The next prime is 1121232200171. The reversal of 1121232200121 is 1210022321211.

1121232200121 is a `hidden beast` number, since 11 + 212 + 322 + 0 + 0 + 121 = 666.

It is not a de Polignac number, because 1121232200121 - 2¹⁹ = 1121231675833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121232200094 and 1121232200103.

It is not an unprimeable number, because it can be changed into a prime (1121232200171) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 10901880 + ... + 11004246.

It is an arithmetic number, because the mean of its divisors is an integer number (24079410432).

Almost surely, 2^{1121232200121} is an apocalyptic number.

1121232200121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1121232200121 is a deficient number, since it is larger than the sum of its proper divisors (805120634439).

1121232200121 is a wasteful number, since it uses less digits than its factorization.

1121232200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103056 (or 103047 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121232200121 its reverse (1210022321211), we get a palindrome (2331254521332).

The spelling of 1121232200121 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-two million, two hundred thousand, one hundred twenty-one".