20112203000401 has 2 divisors, whose sum is σ = 20112203000402. Its totient is φ = 20112203000400.

The previous prime is 20112203000387. The next prime is 20112203000423. The reversal of 20112203000401 is 10400030221102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10984849635600 + 9127353364801 = 3314340^2 + 3021151^2 .

It is a cyclic number.

It is not a de Polignac number, because 20112203000401 - 2⁵ = 20112203000369 is a prime.

It is not a weakly prime, because it can be changed into another prime (20112203000441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056101500200 + 10056101500201.

It is an arithmetic number, because the mean of its divisors is an integer number (10056101500201).

Almost surely, 2^{20112203000401} is an apocalyptic number.

It is an amenable number.

20112203000401 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112203000401 is an equidigital number, since it uses as much as digits as its factorization.

20112203000401 is an evil number, because the sum of its binary digits is even.

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

Adding to 20112203000401 its reverse (10400030221102), we get a palindrome (30512233221503).

The spelling of 20112203000401 in words is "twenty trillion, one hundred twelve billion, two hundred three million, four hundred one", and thus it is an aban number.