2021496149201 has 2 divisors, whose sum is σ = 2021496149202. Its totient is φ = 2021496149200.

The previous prime is 2021496149161. The next prime is 2021496149227. The reversal of 2021496149201 is 1029416941202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1213566624400 + 807929524801 = 1101620^2 + 898849^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021496149201 - 2²² = 2021491954897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021496149501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010748074600 + 1010748074601.

It is an arithmetic number, because the mean of its divisors is an integer number (1010748074601).

Almost surely, 2^{2021496149201} is an apocalyptic number.

It is an amenable number.

2021496149201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021496149201 is an equidigital number, since it uses as much as digits as its factorization.

2021496149201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 2021496149201 in words is "two trillion, twenty-one billion, four hundred ninety-six million, one hundred forty-nine thousand, two hundred one".