12220210001021 has 64 divisors (see below), whose sum is σ = 14332513434624. Its totient is φ = 10296276249600.

The previous prime is 12220210001009. The next prime is 12220210001059. The reversal of 12220210001021 is 12010001202221.

It is not a de Polignac number, because 12220210001021 - 2¹⁴ = 12220209984637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12220210000987 and 12220210001005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220210001621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2438674406 + ... + 2438679416.

It is an arithmetic number, because the mean of its divisors is an integer number (223945522416).

Almost surely, 2^{12220210001021} is an apocalyptic number.

12220210001021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12220210001021 is a deficient number, since it is larger than the sum of its proper divisors (2112303433603).

12220210001021 is a wasteful number, since it uses less digits than its factorization.

12220210001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12220210001021 its reverse (12010001202221), we get a palindrome (24230211203242).

The spelling of 12220210001021 in words is "twelve trillion, two hundred twenty billion, two hundred ten million, one thousand, twenty-one".