22203011100421 has 8 divisors (see below), whose sum is σ = 22207370940224. Its totient is φ = 22198651516800.

The previous prime is 22203011100409. The next prime is 22203011100539. The reversal of 22203011100421 is 12400111030222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22203011100421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203011100121) 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, 311161870 + ... + 311233216.

It is an arithmetic number, because the mean of its divisors is an integer number (2775921367528).

Almost surely, 2^{22203011100421} is an apocalyptic number.

It is an amenable number.

22203011100421 is a deficient number, since it is larger than the sum of its proper divisors (4359839803).

22203011100421 is an equidigital number, since it uses as much as digits as its factorization.

22203011100421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128091.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22203011100421 its reverse (12400111030222), we get a palindrome (34603122130643).

The spelling of 22203011100421 in words is "twenty-two trillion, two hundred three billion, eleven million, one hundred thousand, four hundred twenty-one".