1310121101 has 8 divisors (see below), whose sum is σ = 1411183104. Its totient is φ = 1212734160.

The previous prime is 1310121089. The next prime is 1310121103. The reversal of 1310121101 is 1011210131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1310121101 - 2⁶ = 1310121037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310121103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918026 + ... + 919451.

It is an arithmetic number, because the mean of its divisors is an integer number (176397888).

Almost surely, 2^1310121101 is an apocalyptic number.

It is an amenable number.

1310121101 is a deficient number, since it is larger than the sum of its proper divisors (101062003).

1310121101 is a wasteful number, since it uses less digits than its factorization.

1310121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837531.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1310121101 is about 36195.5950496742. The cubic root of 1310121101 is about 1094.2178970673.

Adding to 1310121101 its reverse (1011210131), we get a palindrome (2321331232).

The spelling of 1310121101 in words is "one billion, three hundred ten million, one hundred twenty-one thousand, one hundred one".