2020221221102 has 16 divisors (see below), whose sum is σ = 3474161422560. Its totient is φ = 863077833888.

The previous prime is 2020221221099. The next prime is 2020221221107. The reversal of 2020221221102 is 2011221220202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020221221107) 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, 227600477 + ... + 227609352.

It is an arithmetic number, because the mean of its divisors is an integer number (217135088910).

Almost surely, 2^{2020221221102} is an apocalyptic number.

2020221221102 is a deficient number, since it is larger than the sum of its proper divisors (1453940201458).

2020221221102 is a wasteful number, since it uses less digits than its factorization.

2020221221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455210155.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2020221221102 its reverse (2011221220202), we get a palindrome (4031442441304).

The spelling of 2020221221102 in words is "two trillion, twenty billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred two".