1101121201230 has 16 divisors (see below), whose sum is σ = 2642690883024. Its totient is φ = 293632320320.

The previous prime is 1101121201199. The next prime is 1101121201231. The reversal of 1101121201230 is 321021211011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101121201231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18352019991 + ... + 18352020050.

It is an arithmetic number, because the mean of its divisors is an integer number (165168180189).

Almost surely, 2^{1101121201230} is an apocalyptic number.

1101121201230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101121201230 is an abundant number, since it is smaller than the sum of its proper divisors (1541569681794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101121201230 is a wasteful number, since it uses less digits than its factorization.

1101121201230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36704040051.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1101121201230 its reverse (321021211011), we get a palindrome (1422142412241).

The spelling of 1101121201230 in words is "one trillion, one hundred one billion, one hundred twenty-one million, two hundred one thousand, two hundred thirty".