12220001102021 has 8 divisors (see below), whose sum is σ = 12341894265984. Its totient is φ = 12098125645200.

The previous prime is 12220001101981. The next prime is 12220001102077. The reversal of 12220001102021 is 12020110002221.

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 12220001102021 - 2³⁴ = 12202821232837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12220001101987 and 12220001102005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220001102081) 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, 3037505 + ... + 5802278.

It is an arithmetic number, because the mean of its divisors is an integer number (1542736783248).

Almost surely, 2^{12220001102021} is an apocalyptic number.

It is an amenable number.

12220001102021 is a deficient number, since it is larger than the sum of its proper divisors (121893163963).

12220001102021 is a wasteful number, since it uses less digits than its factorization.

12220001102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8853571.

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

Adding to 12220001102021 its reverse (12020110002221), we get a palindrome (24240111104242).

The spelling of 12220001102021 in words is "twelve trillion, two hundred twenty billion, one million, one hundred two thousand, twenty-one".