1123202402201 has 12 divisors (see below), whose sum is σ = 1235597459712. Its totient is φ = 1020263475000.

The previous prime is 1123202402191. The next prime is 1123202402237. The reversal of 1123202402201 is 1022042023211.

It is a de Polignac number, because none of the positive numbers 2^k-1123202402201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123202402261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3621425 + ... + 3919326.

It is an arithmetic number, because the mean of its divisors is an integer number (102966454976).

Almost surely, 2^{1123202402201} is an apocalyptic number.

1123202402201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123202402201 is a deficient number, since it is larger than the sum of its proper divisors (112395057511).

1123202402201 is a wasteful number, since it uses less digits than its factorization.

1123202402201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7542004 (or 7541993 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1123202402201 its reverse (1022042023211), we get a palindrome (2145244425412).

The spelling of 1123202402201 in words is "one trillion, one hundred twenty-three billion, two hundred two million, four hundred two thousand, two hundred one".