12210100211021 has 8 divisors (see below), whose sum is σ = 12252939757344. Its totient is φ = 12167332006320.

The previous prime is 12210100210993. The next prime is 12210100211117. The reversal of 12210100211021 is 12011200101221.

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

It is a cyclic number.

It is not a de Polignac number, because 12210100211021 - 2¹⁰ = 12210100209997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12210100210987 and 12210100211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210100211321) 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, 17492495 + ... + 18177116.

It is an arithmetic number, because the mean of its divisors is an integer number (1531617469668).

Almost surely, 2^{12210100211021} is an apocalyptic number.

It is an amenable number.

12210100211021 is a deficient number, since it is larger than the sum of its proper divisors (42839546323).

12210100211021 is an equidigital number, since it uses as much as digits as its factorization.

12210100211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35670811.

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

Adding to 12210100211021 its reverse (12011200101221), we get a palindrome (24221300312242).

The spelling of 12210100211021 in words is "twelve trillion, two hundred ten billion, one hundred million, two hundred eleven thousand, twenty-one".