20221010002 has 4 divisors (see below), whose sum is σ = 30331515006. Its totient is φ = 10110505000.

The previous prime is 20221009967. The next prime is 20221010071. The reversal of 20221010002 is 20001012202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13151731761 + 7069278241 = 114681^2 + 84079^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055252499 + ... + 5055252502.

Almost surely, 2^20221010002 is an apocalyptic number.

20221010002 is a deficient number, since it is larger than the sum of its proper divisors (10110505004).

20221010002 is a wasteful number, since it uses less digits than its factorization.

20221010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110505003.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20221010002 its reverse (20001012202), we get a palindrome (40222022204).

It can be divided in two parts, 202210 and 10002, that added together give a palindrome (212212).

The spelling of 20221010002 in words is "twenty billion, two hundred twenty-one million, ten thousand, two".