10211121212001 has 8 divisors (see below), whose sum is σ = 13982796614784. Its totient is φ = 6623429975280.

The previous prime is 10211121211961. The next prime is 10211121212011. The reversal of 10211121212001 is 10021212111201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10211121212001 - 2²² = 10211117017697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10211121212011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45996041385 + ... + 45996041606.

It is an arithmetic number, because the mean of its divisors is an integer number (1747849576848).

Almost surely, 2^{10211121212001} is an apocalyptic number.

It is an amenable number.

10211121212001 is a deficient number, since it is larger than the sum of its proper divisors (3771675402783).

10211121212001 is an equidigital number, since it uses as much as digits as its factorization.

10211121212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91992083031.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10211121212001 its reverse (10021212111201), we get a palindrome (20232333323202).

The spelling of 10211121212001 in words is "ten trillion, two hundred eleven billion, one hundred twenty-one million, two hundred twelve thousand, one".