1123020032001 has 16 divisors (see below), whose sum is σ = 1712693528448. Its totient is φ = 641191392000.

The previous prime is 1123020031961. The next prime is 1123020032041. The reversal of 1123020032001 is 1002300203211.

It is an interprime number because it is at equal distance from previous prime (1123020031961) and next prime (1123020032041).

It is not a de Polignac number, because 1123020032001 - 2¹¹ = 1123020029953 is a prime.

It is a super-2 number, since 2×1123020032001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123020032041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22238370 + ... + 22288811.

It is an arithmetic number, because the mean of its divisors is an integer number (107043345528).

Almost surely, 2^{1123020032001} is an apocalyptic number.

It is an amenable number.

1123020032001 is a deficient number, since it is larger than the sum of its proper divisors (589673496447).

1123020032001 is a wasteful number, since it uses less digits than its factorization.

1123020032001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44528392.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1123020032001 its reverse (1002300203211), we get a palindrome (2125320235212).

The spelling of 1123020032001 in words is "one trillion, one hundred twenty-three billion, twenty million, thirty-two thousand, one".