10001120421011 has 16 divisors (see below), whose sum is σ = 10148176723968. Its totient is φ = 9855290743200.

The previous prime is 10001120420999. The next prime is 10001120421037. The reversal of 10001120421011 is 11012402110001.

It is a cyclic number.

It is not a de Polignac number, because 10001120421011 - 2⁶ = 10001120420947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001120421911) 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 in 15 ways as a sum of consecutive naturals, for example, 15524126 + ... + 16155516.

It is an arithmetic number, because the mean of its divisors is an integer number (634261045248).

Almost surely, 2^{10001120421011} is an apocalyptic number.

10001120421011 is a deficient number, since it is larger than the sum of its proper divisors (147056302957).

10001120421011 is a wasteful number, since it uses less digits than its factorization.

10001120421011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632362.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10001120421011 its reverse (11012402110001), we get a palindrome (21013522531012).

The spelling of 10001120421011 in words is "ten trillion, one billion, one hundred twenty million, four hundred twenty-one thousand, eleven".