201100014400421 has 2 divisors, whose sum is σ = 201100014400422. Its totient is φ = 201100014400420.

The previous prime is 201100014400361. The next prime is 201100014400429. The reversal of 201100014400421 is 124004410001102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198059489836321 + 3040524564100 = 14073361^2 + 1743710^2 .

It is a cyclic number.

It is not a de Polignac number, because 201100014400421 - 2²⁶ = 201099947291557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201100014400393 and 201100014400402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201100014400429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550007200210 + 100550007200211.

It is an arithmetic number, because the mean of its divisors is an integer number (100550007200211).

Almost surely, 2^{201100014400421} is an apocalyptic number.

It is an amenable number.

201100014400421 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100014400421 is an equidigital number, since it uses as much as digits as its factorization.

201100014400421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201100014400421 its reverse (124004410001102), we get a palindrome (325104424401523).

The spelling of 201100014400421 in words is "two hundred one trillion, one hundred billion, fourteen million, four hundred thousand, four hundred twenty-one".