2420400210029 has 2 divisors, whose sum is σ = 2420400210030. Its totient is φ = 2420400210028.

The previous prime is 2420400209993. The next prime is 2420400210101. The reversal of 2420400210029 is 9200120040242.

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., 1907500741129 + 512899468900 = 1381123^2 + 716170^2 .

It is a cyclic number.

It is not a de Polignac number, because 2420400210029 - 2¹² = 2420400205933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420400210329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210200105014 + 1210200105015.

It is an arithmetic number, because the mean of its divisors is an integer number (1210200105015).

Almost surely, 2^{2420400210029} is an apocalyptic number.

It is an amenable number.

2420400210029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420400210029 is an equidigital number, since it uses as much as digits as its factorization.

2420400210029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 2420400210029 in words is "two trillion, four hundred twenty billion, four hundred million, two hundred ten thousand, twenty-nine".