1113321201201 has 16 divisors (see below), whose sum is σ = 1799306992320. Its totient is φ = 674740121760.

The previous prime is 1113321201197. The next prime is 1113321201211. The reversal of 1113321201201 is 1021021233111.

1113321201201 is a `hidden beast` number, since 1 + 11 + 332 + 120 + 1 + 201 = 666.

It is not a de Polignac number, because 1113321201201 - 2² = 1113321201197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1113321201211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874277820 + ... + 1874278413.

It is an arithmetic number, because the mean of its divisors is an integer number (112456687020).

Almost surely, 2^{1113321201201} is an apocalyptic number.

1113321201201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1113321201201 is a deficient number, since it is larger than the sum of its proper divisors (685985791119).

1113321201201 is a wasteful number, since it uses less digits than its factorization.

1113321201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748556253 (or 3748556247 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1113321201201 its reverse (1021021233111), we get a palindrome (2134342434312).

The spelling of 1113321201201 in words is "one trillion, one hundred thirteen billion, three hundred twenty-one million, two hundred one thousand, two hundred one".