1121300001 has 12 divisors (see below), whose sum is σ = 1624935312. Its totient is φ = 745096536.

The previous prime is 1121299999. The next prime is 1121300027. The reversal of 1121300001 is 1000031211.

It is not a de Polignac number, because 1121300001 - 2¹ = 1121299999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1121300041) 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, 200151 + ... + 205676.

It is an arithmetic number, because the mean of its divisors is an integer number (135411276).

Almost surely, 2^1121300001 is an apocalyptic number.

It is an amenable number.

1121300001 is a deficient number, since it is larger than the sum of its proper divisors (503635311).

1121300001 is a wasteful number, since it uses less digits than its factorization.

1121300001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406140 (or 406137 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1121300001 is about 33485.8179084818. The cubic root of 1121300001 is about 1038.9004654597.

Adding to 1121300001 its reverse (1000031211), we get a palindrome (2121331212).

The spelling of 1121300001 in words is "one billion, one hundred twenty-one million, three hundred thousand, one".