1101213001 has 16 divisors (see below), whose sum is σ = 1326936960. Its totient is φ = 892753920.

The previous prime is 1101212977. The next prime is 1101213007. The reversal of 1101213001 is 1003121011.

It is a cyclic number.

It is not a de Polignac number, because 1101213001 - 2¹³ = 1101204809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101213007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78795 + ... + 91711.

It is an arithmetic number, because the mean of its divisors is an integer number (82933560).

Almost surely, 2^1101213001 is an apocalyptic number.

It is an amenable number.

1101213001 is a deficient number, since it is larger than the sum of its proper divisors (225723959).

1101213001 is a wasteful number, since it uses less digits than its factorization.

1101213001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13584.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1101213001 is about 33184.5295431471. The cubic root of 1101213001 is about 1032.6594175264.

Adding to 1101213001 its reverse (1003121011), we get a palindrome (2104334012).

The spelling of 1101213001 in words is "one billion, one hundred one million, two hundred thirteen thousand, one".