10012002222021 has 24 divisors (see below), whose sum is σ = 13509156945120. Its totient is φ = 6595691481984.

The previous prime is 10012002222007. The next prime is 10012002222071. The reversal of 10012002222021 is 12022220021001.

It is not a de Polignac number, because 10012002222021 - 2⁶ = 10012002221957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012002222071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39534226 + ... + 39786668.

It is an arithmetic number, because the mean of its divisors is an integer number (562881539380).

Almost surely, 2^{10012002222021} is an apocalyptic number.

It is an amenable number.

10012002222021 is a deficient number, since it is larger than the sum of its proper divisors (3497154723099).

10012002222021 is an equidigital number, since it uses as much as digits as its factorization.

10012002222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254293 (or 254204 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10012002222021 its reverse (12022220021001), we get a palindrome (22034222243022).

The spelling of 10012002222021 in words is "ten trillion, twelve billion, two million, two hundred twenty-two thousand, twenty-one".