20220221102002 has 16 divisors (see below), whose sum is σ = 32593789242720. Its totient is φ = 9373377296448.

The previous prime is 20220221101991. The next prime is 20220221102023. The reversal of 20220221102002 is 20020112202202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4438149852 + ... + 4438154407.

It is an arithmetic number, because the mean of its divisors is an integer number (2037111827670).

Almost surely, 2^{20220221102002} is an apocalyptic number.

20220221102002 is a deficient number, since it is larger than the sum of its proper divisors (12373568140718).

20220221102002 is a wasteful number, since it uses less digits than its factorization.

20220221102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8876304345.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20220221102002 its reverse (20020112202202), we get a palindrome (40240333304204).

The spelling of 20220221102002 in words is "twenty trillion, two hundred twenty billion, two hundred twenty-one million, one hundred two thousand, two".