1601101323 has 40 divisors (see below), whose sum is σ = 2501424288. Its totient is φ = 1018676736.

The previous prime is 1601101321. The next prime is 1601101331. The reversal of 1601101323 is 3231011061.

It is not a de Polignac number, because 1601101323 - 2¹ = 1601101321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1601101296 and 1601101305.

It is not an unprimeable number, because it can be changed into a prime (1601101321) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1253161 + ... + 1254437.

Almost surely, 2^1601101323 is an apocalyptic number.

1601101323 is a deficient number, since it is larger than the sum of its proper divisors (900322965).

1601101323 is a wasteful number, since it uses less digits than its factorization.

1601101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1601101323 is about 40013.7641693455. The cubic root of 1601101323 is about 1169.8753910685.

Adding to 1601101323 its reverse (3231011061), we get a palindrome (4832112384).

The spelling of 1601101323 in words is "one billion, six hundred one million, one hundred one thousand, three hundred twenty-three".