1243101014211 has 64 divisors (see below), whose sum is σ = 2036247449600. Its totient is φ = 658785052800.

The previous prime is 1243101014149. The next prime is 1243101014231. The reversal of 1243101014211 is 1124101013421.

It is not a de Polignac number, because 1243101014211 - 2⁶ = 1243101014147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1243101014231) 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 in 63 ways as a sum of consecutive naturals, for example, 5014500 + ... + 5256558.

It is an arithmetic number, because the mean of its divisors is an integer number (31816366400).

Almost surely, 2^{1243101014211} is an apocalyptic number.

1243101014211 is a deficient number, since it is larger than the sum of its proper divisors (793146435389).

1243101014211 is a wasteful number, since it uses less digits than its factorization.

1243101014211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242360.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1243101014211 its reverse (1124101013421), we get a palindrome (2367202027632).

The spelling of 1243101014211 in words is "one trillion, two hundred forty-three billion, one hundred one million, fourteen thousand, two hundred eleven".