20233221441403 has 16 divisors (see below), whose sum is σ = 21653819066880. Its totient is φ = 18859777098624.

The previous prime is 20233221441361. The next prime is 20233221441427. The reversal of 20233221441403 is 30414412233202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20233221441403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20233221441473) 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, 23195623 + ... + 24052096.

It is an arithmetic number, because the mean of its divisors is an integer number (1353363691680).

Almost surely, 2^{20233221441403} is an apocalyptic number.

20233221441403 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20233221441403 is a deficient number, since it is larger than the sum of its proper divisors (1420597625477).

20233221441403 is a wasteful number, since it uses less digits than its factorization.

20233221441403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47248218.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 20233221441403 its reverse (30414412233202), we get a palindrome (50647633674605).

The spelling of 20233221441403 in words is "twenty trillion, two hundred thirty-three billion, two hundred twenty-one million, four hundred forty-one thousand, four hundred three".