10001230211121 has 32 divisors (see below), whose sum is σ = 13954424709120. Its totient is φ = 6363685814400.

The previous prime is 10001230211051. The next prime is 10001230211173. The reversal of 10001230211121 is 12111203210001.

It is not a de Polignac number, because 10001230211121 - 2³⁸ = 9726352304177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10001230211121.

It is not an unprimeable number, because it can be changed into a prime (10001230210121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257141086 + ... + 257179976.

It is an arithmetic number, because the mean of its divisors is an integer number (436075772160).

Almost surely, 2^{10001230211121} is an apocalyptic number.

It is an amenable number.

10001230211121 is a deficient number, since it is larger than the sum of its proper divisors (3953194497999).

10001230211121 is a wasteful number, since it uses less digits than its factorization.

10001230211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76877.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10001230211121 its reverse (12111203210001), we get a palindrome (22112433421122).

The spelling of 10001230211121 in words is "ten trillion, one billion, two hundred thirty million, two hundred eleven thousand, one hundred twenty-one".