4020101134249 has 2 divisors, whose sum is σ = 4020101134250. Its totient is φ = 4020101134248.

The previous prime is 4020101134243. The next prime is 4020101134271. The reversal of 4020101134249 is 9424311010204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3473731802025 + 546369332224 = 1863795^2 + 739168^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020101134249 - 2⁷ = 4020101134121 is a prime.

It is a super-2 number, since 2×4020101134249² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4020101134249.

It is not a weakly prime, because it can be changed into another prime (4020101134243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010050567124 + 2010050567125.

It is an arithmetic number, because the mean of its divisors is an integer number (2010050567125).

Almost surely, 2^{4020101134249} is an apocalyptic number.

It is an amenable number.

4020101134249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020101134249 is an equidigital number, since it uses as much as digits as its factorization.

4020101134249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 4020101134249 in words is "four trillion, twenty billion, one hundred one million, one hundred thirty-four thousand, two hundred forty-nine".