10021220002 has 8 divisors (see below), whose sum is σ = 15032270016. Its totient is φ = 5010463332.

The previous prime is 10021219987. The next prime is 10021220003. The reversal of 10021220002 is 20002212001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10021220003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62083 + ... + 154585.

It is an arithmetic number, because the mean of its divisors is an integer number (1879033752).

Almost surely, 2^10021220002 is an apocalyptic number.

10021220002 is a deficient number, since it is larger than the sum of its proper divisors (5011050014).

10021220002 is an equidigital number, since it uses as much as digits as its factorization.

10021220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146672.

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

Adding to 10021220002 its reverse (20002212001), we get a palindrome (30023432003).

The spelling of 10021220002 in words is "ten billion, twenty-one million, two hundred twenty thousand, two".