1010001202111 has 16 divisors (see below), whose sum is σ = 1140135891840. Its totient is φ = 886270502880.

The previous prime is 1010001202099. The next prime is 1010001202127. The reversal of 1010001202111 is 1112021000101.

It is a cyclic number.

It is not a de Polignac number, because 1010001202111 - 2²³ = 1009992813503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010001202141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685180 + ... + 1577806.

It is an arithmetic number, because the mean of its divisors is an integer number (71258493240).

Almost surely, 2^{1010001202111} is an apocalyptic number.

1010001202111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1010001202111 is a deficient number, since it is larger than the sum of its proper divisors (130134689729).

1010001202111 is a wasteful number, since it uses less digits than its factorization.

1010001202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896214.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1010001202111 its reverse (1112021000101), we get a palindrome (2122022202212).

The spelling of 1010001202111 in words is "one trillion, ten billion, one million, two hundred two thousand, one hundred eleven".