1024200011129 has 2 divisors, whose sum is σ = 1024200011130. Its totient is φ = 1024200011128.

The previous prime is 1024200011111. The next prime is 1024200011203. The reversal of 1024200011129 is 9211100024201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 545896367104 + 478303644025 = 738848^2 + 691595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024200011129 - 2²⁸ = 1023931575673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1024200013129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512100005564 + 512100005565.

It is an arithmetic number, because the mean of its divisors is an integer number (512100005565).

Almost surely, 2^{1024200011129} is an apocalyptic number.

It is an amenable number.

1024200011129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024200011129 is an equidigital number, since it uses as much as digits as its factorization.

1024200011129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 1024200011129 in words is "one trillion, twenty-four billion, two hundred million, eleven thousand, one hundred twenty-nine".