210110021121201 has 8 divisors (see below), whose sum is σ = 280147111384224. Its totient is φ = 140073139136160.

The previous prime is 210110021121197. The next prime is 210110021121211. The reversal of 210110021121201 is 102121120011012.

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 210110021121201 - 2² = 210110021121197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210110021121211) 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, 49700236 + ... + 53761821.

It is an arithmetic number, because the mean of its divisors is an integer number (35018388923028).

Almost surely, 2^{210110021121201} is an apocalyptic number.

It is an amenable number.

210110021121201 is a deficient number, since it is larger than the sum of its proper divisors (70037090263023).

210110021121201 is a wasteful number, since it uses less digits than its factorization.

210110021121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104138991.

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

Adding to 210110021121201 its reverse (102121120011012), we get a palindrome (312231141132213).

The spelling of 210110021121201 in words is "two hundred ten trillion, one hundred ten billion, twenty-one million, one hundred twenty-one thousand, two hundred one".