21022201201003 has 8 divisors (see below), whose sum is σ = 21700389574656. Its totient is φ = 20344016130600.

The previous prime is 21022201200977. The next prime is 21022201201013. The reversal of 21022201201003 is 30010210222012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21022201201003 - 2⁵ = 21022201200971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21022201201013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23243700 + ... + 24131182.

It is an arithmetic number, because the mean of its divisors is an integer number (2712548696832).

Almost surely, 2^{21022201201003} is an apocalyptic number.

21022201201003 is a deficient number, since it is larger than the sum of its proper divisors (678188373653).

21022201201003 is an equidigital number, since it uses as much as digits as its factorization.

21022201201003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651625.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 21022201201003 its reverse (30010210222012), we get a palindrome (51032411423015).

The spelling of 21022201201003 in words is "twenty-one trillion, twenty-two billion, two hundred one million, two hundred one thousand, three".