2120403041401 has 2 divisors, whose sum is σ = 2120403041402. Its totient is φ = 2120403041400.

The previous prime is 2120403041381. The next prime is 2120403041437. The reversal of 2120403041401 is 1041403040212.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1989648481401 + 130754560000 = 1410549^2 + 361600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120403041401 - 2¹⁹ = 2120402517113 is a prime.

It is a super-2 number, since 2×2120403041401² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2120403041201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060201520700 + 1060201520701.

It is an arithmetic number, because the mean of its divisors is an integer number (1060201520701).

Almost surely, 2^{2120403041401} is an apocalyptic number.

It is an amenable number.

2120403041401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120403041401 is an equidigital number, since it uses as much as digits as its factorization.

2120403041401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2120403041401 its reverse (1041403040212), we get a palindrome (3161806081613).

The spelling of 2120403041401 in words is "two trillion, one hundred twenty billion, four hundred three million, forty-one thousand, four hundred one".