1233210123321 has 48 divisors (see below), whose sum is σ = 1874576794944. Its totient is φ = 719999280000.

The previous prime is 1233210123307. The next prime is 1233210123421.

1233210123321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1233210123321 - 2²² = 1233205929017 is a prime.

It is a super-2 number, since 2×1233210123321² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1233210123291 and 1233210123300.

It is not an unprimeable number, because it can be changed into a prime (1233210123121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 901986 + ... + 1811076.

It is an arithmetic number, because the mean of its divisors is an integer number (39053683228).

Almost surely, 2^{1233210123321} is an apocalyptic number.

1233210123321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1233210123321 is a deficient number, since it is larger than the sum of its proper divisors (641366671623).

1233210123321 is a wasteful number, since it uses less digits than its factorization.

1233210123321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909254 (or 909243 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

It can be divided in two parts, 1233210 and 123321, that added together give a palindrome (1356531).

The spelling of 1233210123321 in words is "one trillion, two hundred thirty-three billion, two hundred ten million, one hundred twenty-three thousand, three hundred twenty-one".