1201324211121 has 8 divisors (see below), whose sum is σ = 1686069068320. Its totient is φ = 758731080672.

The previous prime is 1201324211107. The next prime is 1201324211137. The reversal of 1201324211121 is 1211124231021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1201324211121 - 2¹⁴ = 1201324194737 is a prime.

It is a super-3 number, since 3×1201324211121³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201324211141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10537931620 + ... + 10537931733.

It is an arithmetic number, because the mean of its divisors is an integer number (210758633540).

Almost surely, 2^{1201324211121} is an apocalyptic number.

It is an amenable number.

1201324211121 is a deficient number, since it is larger than the sum of its proper divisors (484744857199).

1201324211121 is a wasteful number, since it uses less digits than its factorization.

1201324211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21075863375.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1201324211121 its reverse (1211124231021), we get a palindrome (2412448442142).

The spelling of 1201324211121 in words is "one trillion, two hundred one billion, three hundred twenty-four million, two hundred eleven thousand, one hundred twenty-one".