210011012001121 has 16 divisors (see below), whose sum is σ = 212739830279424. Its totient is φ = 207294340990464.

The previous prime is 210011012001061. The next prime is 210011012001127. The reversal of 210011012001121 is 121100210110012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210011012001121 - 2¹⁵ = 210011011968353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210011012001127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61164616 + ... + 64506838.

It is an arithmetic number, because the mean of its divisors is an integer number (13296239392464).

Almost surely, 2^{210011012001121} is an apocalyptic number.

It is an amenable number.

210011012001121 is a deficient number, since it is larger than the sum of its proper divisors (2728818278303).

210011012001121 is a wasteful number, since it uses less digits than its factorization.

210011012001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344040.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 210011012001121 its reverse (121100210110012), we get a palindrome (331111222111133).

The spelling of 210011012001121 in words is "two hundred ten trillion, eleven billion, twelve million, one thousand, one hundred twenty-one".