11232001031 has 32 divisors (see below), whose sum is σ = 12746833920. Its totient is φ = 9834048000.

The previous prime is 11232001019. The next prime is 11232001037. The reversal of 11232001031 is 13010023211.

It is a cyclic number.

It is not a de Polignac number, because 11232001031 - 2¹⁰ = 11232000007 is a prime.

It is a super-2 number, since 2×11232001031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11232000997 and 11232001015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232001037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4141766 + ... + 4144476.

It is an arithmetic number, because the mean of its divisors is an integer number (398338560).

Almost surely, 2^11232001031 is an apocalyptic number.

11232001031 is a deficient number, since it is larger than the sum of its proper divisors (1514832889).

11232001031 is a wasteful number, since it uses less digits than its factorization.

11232001031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11232001031 its reverse (13010023211), we get a palindrome (24242024242).

The spelling of 11232001031 in words is "eleven billion, two hundred thirty-two million, one thousand, thirty-one".