1123231321101 has 64 divisors (see below), whose sum is σ = 1639052236800. Its totient is φ = 681331875840.

The previous prime is 1123231321099. The next prime is 1123231321103. The reversal of 1123231321101 is 1011231323211.

It is an interprime number because it is at equal distance from previous prime (1123231321099) and next prime (1123231321103).

It is not a de Polignac number, because 1123231321101 - 2¹ = 1123231321099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123231321103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 368391825 + ... + 368394873.

It is an arithmetic number, because the mean of its divisors is an integer number (25610191200).

Almost surely, 2^{1123231321101} is an apocalyptic number.

It is an amenable number.

1123231321101 is a deficient number, since it is larger than the sum of its proper divisors (515820915699).

1123231321101 is a wasteful number, since it uses less digits than its factorization.

1123231321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1123231321101 its reverse (1011231323211), we get a palindrome (2134462644312).

The spelling of 1123231321101 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-one million, three hundred twenty-one thousand, one hundred one".