21233010101203 has 6 divisors (see below), whose sum is σ = 21245757781196. Its totient is φ = 21220270065372.

The previous prime is 21233010101197. The next prime is 21233010101207. The reversal of 21233010101203 is 30210101033212.

It is not a de Polignac number, because 21233010101203 - 2⁹ = 21233010100691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21233010101207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1041525 + ... + 6599302.

Almost surely, 2^{21233010101203} is an apocalyptic number.

21233010101203 is a deficient number, since it is larger than the sum of its proper divisors (12747679993).

21233010101203 is an frugal number, since it uses more digits than its factorization.

21233010101203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7644161 (or 7642494 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21233010101203 its reverse (30210101033212), we get a palindrome (51443111134415).

The spelling of 21233010101203 in words is "twenty-one trillion, two hundred thirty-three billion, ten million, one hundred one thousand, two hundred three".