1320124413101 has 4 divisors (see below), whose sum is σ = 1421672444892. Its totient is φ = 1218576381312.

The previous prime is 1320124413089. The next prime is 1320124413133. The reversal of 1320124413101 is 1013144210231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 205567026025 + 1114557387076 = 453395^2 + 1055726^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320124413101 - 2³⁰ = 1319050671277 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 (1320124413001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50774015876 + ... + 50774015901.

It is an arithmetic number, because the mean of its divisors is an integer number (355418111223).

Almost surely, 2^{1320124413101} is an apocalyptic number.

It is an amenable number.

1320124413101 is a deficient number, since it is larger than the sum of its proper divisors (101548031791).

1320124413101 is a wasteful number, since it uses less digits than its factorization.

1320124413101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101548031790.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1320124413101 its reverse (1013144210231), we get a palindrome (2333268623332).

It can be divided in two parts, 1320 and 124413101, that added together give a palindrome (124414421).

The spelling of 1320124413101 in words is "one trillion, three hundred twenty billion, one hundred twenty-four million, four hundred thirteen thousand, one hundred one".