1121103201 has 16 divisors (see below), whose sum is σ = 1522848960. Its totient is φ = 733437120.

The previous prime is 1121103197. The next prime is 1121103211. The reversal of 1121103201 is 1023011211.

It is not a de Polignac number, because 1121103201 - 2² = 1121103197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121103211) 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, 74155 + ... + 87983.

It is an arithmetic number, because the mean of its divisors is an integer number (95178060).

Almost surely, 2^1121103201 is an apocalyptic number.

It is an amenable number.

1121103201 is a deficient number, since it is larger than the sum of its proper divisors (401745759).

1121103201 is a wasteful number, since it uses less digits than its factorization.

1121103201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14336.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1121103201 is about 33482.8792220741. The cubic root of 1121103201 is about 1038.8396825666.

Adding to 1121103201 its reverse (1023011211), we get a palindrome (2144114412).

The spelling of 1121103201 in words is "one billion, one hundred twenty-one million, one hundred three thousand, two hundred one".