23311321032 has 32 divisors (see below), whose sum is σ = 58464514080. Its totient is φ = 7745612160.

The previous prime is 23311321003. The next prime is 23311321037. The reversal of 23311321032 is 23012311332.

It is not an unprimeable number, because it can be changed into a prime (23311321037) 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 7 ways as a sum of consecutive naturals, for example, 1544094 + ... + 1559117.

It is an arithmetic number, because the mean of its divisors is an integer number (1827016065).

Almost surely, 2^23311321032 is an apocalyptic number.

It is an amenable number.

23311321032 is an abundant number, since it is smaller than the sum of its proper divisors (35153193048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23311321032 is a wasteful number, since it uses less digits than its factorization.

23311321032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103533 (or 3103529 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23311321032 its reverse (23012311332), we get a palindrome (46323632364).

The spelling of 23311321032 in words is "twenty-three billion, three hundred eleven million, three hundred twenty-one thousand, thirty-two".