1301121101 has 8 divisors (see below), whose sum is σ = 1523264064. Its totient is φ = 1088045280.

The previous prime is 1301121077. The next prime is 1301121137. The reversal of 1301121101 is 1011211031.

It is a happy number.

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

It is not a de Polignac number, because 1301121101 - 2¹⁸ = 1300858957 is a prime.

It is a super-2 number, since 2×1301121101² = 3385832238934904402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301121191) 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, 2266475 + ... + 2267048.

It is an arithmetic number, because the mean of its divisors is an integer number (190408008).

Almost surely, 2^1301121101 is an apocalyptic number.

It is an amenable number.

1301121101 is a deficient number, since it is larger than the sum of its proper divisors (222142963).

1301121101 is an equidigital number, since it uses as much as digits as its factorization.

1301121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4533571.

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

The square root of 1301121101 is about 36071.0562778525. The cubic root of 1301121101 is about 1091.7065266749.

Adding to 1301121101 its reverse (1011211031), we get a palindrome (2312332132).

The spelling of 1301121101 in words is "one billion, three hundred one million, one hundred twenty-one thousand, one hundred one".